1. 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.

http://www.isbn.org/standards/home/index.asp

2. BloomsburyMagazine Research Centre

Offers literature reference searches powered by bloomsbury reference books.

http://www.bloomsburymagazine.com/ARC/

3. Book Sale Finder

Guide to used book fairs and sales across the USA.

http://www.booksalefinder.com/

4. Centre for the History of the Book

History, projects, and events.

http://www.hss.ed.ac.uk/chb/

5. Creative Nonfiction Magazine

Journal includes online essays and book reviews as well as links for the Goucher College MFA in Creative Nonfiction.

http://www.creativenonfiction.org/

6. Instruction Manuals UK

Instruction manuals for products sold in the United Kingdom.

http://www.instruction-manuals.co.uk/

7. International ISBN Agency

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

http://isbn-international.org/

8. ISBN Tools

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

http://isbntools.com/

9. Library of Economics and Liberty

Economics classics online, featured essays, letters to the editor, and data links by topic.

http://www.econlib.org/

10. Nonfiction Religion Book Reviews

Collection of reviews by Skylar Hamilton Burris.

http://www.literatureclassics.com/ancientpaths/religionbk.html