IAS mains general studies paper 1 / 
by Sahni, Janmenjay [et..al]  
 - New Delhi :  Arihant Publications,   [N.D.]  
 - 804 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9789326191166 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IAS Study Materials
<br/><br/><label>Dewey Class. No.: </label>R/Z 001.076  / IAS