» AMR International
   Offer telephone reports that focus on the European markets. Including white and yellow pages.
   http://www.amrinternationalreports.com/

» Books A to Z
   Provides both "tools" for and directories of publishing.
   http://www.booksatoz.com/index.htm

» Mary Wolf's Guide to Electronic Publishers
   A list of non-subsidy electronic publishers.
   http://www.maryzwolf.com/epub.html

» Science, Engineering and Mathematics Publishers
   Contains several listings with links to publishers and vendors, links to other lists, and contact information.
   http://www.acqweb.org/pubr/sci.html

» The O'Brien Group of Companies
   Publishers of telephone directories in the Pacific region.
   http://www.edwardhobrien.com.au/