GMAT premier 2014

 Graduate Record Examination;

New York : Kaplan Publishing , 2013

Peterson's master the GMAT 2014

 Peterson's;

Albany, NY. : Peterson's , 2013

Barron's GMAT

 Umar, Bobby; Pyrdum III, Carl S.;

Hauppauge, N.Y : Barron's Educational Series , 2017