- Association of American University Presses Online Catalog - http://aaup.uchicago.edu
- Books for Understanding Current Topics - http://www.aaupnet.org/booksforunderstanding.html
- Association of Learned and Professional Society Publishers - http://www.alpsp.org
- Bookshops and Publishers in United Kingdom - http://www.niss.ac.uk/lis/bookshops.html
- E-Business Tools for the Publishing Industry - http://www.booksite.com
- The BookWire Index - Publishers - www.bookwire.com
- BookZen - www.bookzen.com
- Computer Literacy.com - www.clbooks.com
- Publishers Catalogues Home Page - http://www.lights.com/publisher/
