The <bookmap> element is a map file used to organize DITA content into a traditional book format. The <bookmeta> element contains information about the book that is not considered book content, such as copyright information, author information, and any classifications. The <frontmatter> element contains the material that precedes the main body of a document. It may include items such as an abstract, a preface, and various types of book lists such as a <toc>, <tablelist>, or <figurelist>. The <backmatter> element contains the material that follows the main body of a document and any appendixes. It may include items such as a colophon, legal notices, and various types of book lists such as a glossary or an index. The <publisherinformation> contains information about what group or person published the book, where it was published, and certain details about its publication history. Other publication history information is found in the <bookchangehistory> element. The <person> element contains information about the name of a person. Note that unlike the <personname> element, the <person> element is not restricted to describing the names of authors. The <organization> element contains the name of an organization. Note that unlike <organizationname>, the <organization> element is not restricted to usage within <authorinformation>; it does not have to contain the name of an authoring organization. The <bookchangehistory> element contains information about the history of the book's creation and publishing lifecycle, who wrote, reviewed, edited, and tested the book, and when these events took place. The <bookid> element contains the publisher's identification information for the book, such as part number, edition number and ISBN number. The <summary> element contains a text summary associated with a book event (such as <approved> or <reviewed>) or with the list of copyrights for the book. The <printlocation> element indicates the location where the book was printed. Customarily, the content is restricted to the name of the country. The <published> element contains information about the person or organization publishing the book, the dates when it was started and completed, and any special restrictions associated with it. The <publishtype> element indicates whether the book is generally available or is restricted in some way. The value attribute indicates the restrictions. The <revisionid> element indicates the revision number or revision ID of the book. The processing implementation determines how the level is displayed. Common methods include using a dash, for example "-01". or a period, such as ".01". The <started> element indicates a start date for some type of book event, such as a review, editing, or testing. The <completed> element indicates a completion date for some type of book event, such as a review, editing, or testing. The <year> element denotes a year. The <month> element denotes a month of the year. The <day> element denotes a day of the month. The <reviewed> element contains information about when and by whom the book was reviewed during its publication history. The <edited> element contains information about when and by whom the book was edited during its publication history. The <tested> element contains information about when and by whom the book was tested during its publication history. The <approved> element contains information about when and by whom the book was approved during its publication history. The <bookevent> element indicates a general event in the publication history of a book. This is an appropriate element for specialization if the current set of specific book event types, that is, review, edit, test or approval, does not meed your needs. The <bookeventtype> element indicates the specific nature of a <bookevent>, such as updated, indexed, or deprecated. The required name attribute indicates the event's type. The <bookpartno> element contains the book's part number; such as 99F1234. This is generally the number that the publisher uses to identify the book for tracking purposes. The <edition> element contains the edition number information, such as First Edition, or Third Edition, used by a publisher to identify a book. The <isbn> element contains the book's International Standard Book Number (ISBN). The <booknumber> element contains the book's form number, such as SC21-1920. The <volume> element contains the book's volume number, such as Volume 2. The <maintainer> element contains information about who maiintains the document; this can be an organization or a person. The <bookrights> element contains the information about the legal rights associated with the book, including copyright dates and owners. The <copyfirst> element contains the first copyright year within a multiyear copyright statement. The <copylast> element contains the last copyright year within a multiyear copyright statement. The <bookowner> element contains the owner of the copyright. The <bookrestriction> element indicates whether the book is classified, or restricted in some way. The value attribute indicates the restrictions; this may be a string like "All Rights Reserved," representing the publisher's copyright restrictions. The <booktitle> element contains the title information for a book. , including <booklibrary> data, a <maintitle> and subtitle (<titlealt>) as required. The <booklibrary> element contains the library information for a book. Library entries contain information about the series, library, or collection of documents to which the book belongs. The <mainbooktitle> element contains the primary title information for a book. The <booktitlealt> element contains the alternative title, subtitle, or short title for a book. The <draftintro> element references a topic used as an introduction to the draft of this book. The <bookabstract> element references a topic used within a bookmap as a brief summary of book content, generally output as part of the book's front matter. It is used to help the reader quickly evaluate the book's purpose. The <dedication> element references a topic containing a dedication for the book, such as to a person or group. The <preface> element references introductory information about a book, such as the purpose and structure of the document. The <chapter> element references a topic as a chapter within a book. The <part> element references a part topic for the book. A new part is started. Use <part> to divide a document's chapters into logical groupings. For example, in a document that contains both guide and reference information, you can define two parts, one containing the guide information and the other containing the reference information. designates a topic as an appendix within a bookmap The <notices> element references special notice information, for example, legal notices about supplementary copyrights and trademarks associated with the book. The <amendments> element references a list of amendments or updates to the book. It indicates to the processing software that the author wants an amendments list generated at the particular location. The <colophon> element references a topic describing how this document was created. In publishing, a colophon describes details of the production of a book. This information generally includes the typefaces used, and often the names of their designers; the paper, ink and details of the binding materials and methods may also receive mention. In the case of technical books, a colophon may specify the software used to prepare the text and diagrams for publication. The <booklists> element references lists of various kinds within the book. For example, it can be used within front matter to reference a <toc>, <tablelist>, and <figurelist>, or within back matter to reference a <glossarylist>, <indexlist>, and <abbrevlist>. It indicates to the processing software that the author wants the lists generated at the <booklists> location. The <toc> element references the table of contents within the book. It indicates to the processing software that the author wants a table of contents generated at the particular location. The <figurelist> element references a list of figures in the book. It indicates to the processing software that the author wants a list of figures generated at the particular location. The <tablelist> element references a list of tables within the book. It indicates to the processing software that the author wants a list of tables generated at the particular location. The <abbrevlist> element references a list of abbreviations. It indicates to the processing software that the author wants an abbreviation list generated at the particular location. The <trademarklist> element references a list of trademarks within the book. It indicates to the processing software that the author wants a list of trademarks generated at the particular location. The <bibliolist> element references a list of bibliographic entries within the book. It indicates to the processing software that the author wants a bibliography, containing links to related books, articles, published papers, or other types of material, generated at the particular location. The <glossarylist> element references a list of glossary entries within the book. It indicates to the processing software that the author wants a glossary list generated at the particular location. The <indexlist> element lists the index entries in the book. It indicates to the processing software that the author wants an index generated at the particular location. The <booklist> element is a general purpose element, designed for use in specializations, that references a list of particular types of topics within the book. It indicates to the processing software that the author wants that list of topics generated at the particular location. For example, it could be used in a specialization to reference the location of a list of program listings or of authors of topics.