GUIDE TO GMAT RESOURCES ONLINE :

Directory of GMAT prep sites

http://novapress.net/gmat/books.html - Offers GMAT Prep Course Book. GMAT Prep Course presents a thorough analysis of the GMAT and introduces numerous analytic techniques that will help you immensely, not only on the GMAT but in business school as well.

http://www.neiu.edu/~bschool/prep.htm - The College of Business and Management offers a GMAT preparation course to help you pass the GMAT exam.