GRE Quantitative Reference

1.      The Official Guide to the GRE Revised General Test, ETS

2.   GRE math bible

2.      Master the GRE 2014 by Peterson's (April 9, 2013)

3.      5 lb. Book of GRE Practice Problems by Manhattn prep

4.      Manhattan Prep GRE Set of 8 Strategy Guides, 3rd Edition by Manhattan Prep

5.      Barron's GRE, 20th Edition by Sharon Weiner Green M.A. and Ira K. Wolf Ph.D.

6.      Barron's 6 GRE Practice Tests by Vince Kotchian and David Freeling

7.      Kaplan GRE Premier 2014 with 6 Practice Tests: book + online + DVD + mobile by Kaplan

8.      Gruber's Complete GRE Guide 2014, 3E by Gary Gruber

9.      Cracking the GRE with 6 Practice Tests & DVD, 2014 Edition by Princeton Review