Thrope,Edgar and Showick <br/><br/>
Objective General Knowledge:The Pearson 

 - 4th ed. 
 - New Delhi  Pearson Education  2014 
 - vi,658p. 
<br/><br/><label>ISBN: </label> RS 625.00 
<br/><br/><label>Dewey Class. No.: </label>425.21 THR,E.S