<booktitle>
The <booktitle>
element contains
the title information for a book, including the library title, main title,
subtitle, and other titles (as required).
See appendix for information about this element in OASIS document type shells.
- topic/title bookmap/booktitle
See the example in bookmap.
The following attributes are available on this element: Universal attribute group (without the Metadata attribute group) and @outputclass.