1.
GRE Math Prep Course (Nova's GRE Prep Course)
by Jeff Kolby, Derrick Vaughn
ISBN: 9781889057590
List Price: $34.95
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GMAT Data Sufficiency Prep Course
by Kolby, Jeff, Vaughn, Derrick
ISBN: 9781889057545
List Price: $39.95
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15.
Pick Me Up : Inspirations, Motivations and Unsolicited Advice
by Travenia, Lalonnie, Vaughn,...
ISBN: 9781365673177
List Price: $10.00