Utimate one minute explanations to GMAT OG 2017 sentence corrwction questions. 

 - 1 
 - New Delhi  Wiley India Pvt Ltd  2016 
 - ix,186 
<br/><br/><label>ISBN: </label>9788126562633 
<br/><br/><label>Dewey Class. No.: </label>153.94 GMAT