Searching in Books

  • A Adults (18 and older)
  • T Teens (13-17)
  • K Kids (12 and under)

http://isbntools.com/

Information and tools for using International Standard Book Numbers. Scan them with a CueCat, look them up, or search them.

http://isbn-international.org/

Includes a user's manual, prefix ranges, details of group agencies, publications, reports, and news.

http://www.isbn.org/

Enables applications to be made for ISBNs, SANs, and ISMNs in the United States and Puerto Rico, and provides information about the standards.