Popular GMAT Books:
- The Official Guide for GMAT Review by GMAC
- Manhattan GMAT Strategy Guides
- Kaplan GMAT 800 by Kaplan
- Official Guide for GMAT Verbal Review
- Official Guide for GMAT Quantitative Review
- Power Score GMAT Critical Reasoning Bible by David M. Killoran
- The Ultimate Math Refresher
- Total Gmat Math by Jeff Sackmann