Ahuja , H . L <br/><br/>
Principles of Microeconomics 

 - 18th ed. 
 - India  S . Chand & Company Ltd.  2011 
 - xvi , 891 
<br/><br/><label>ISBN: </label>8121903351 
<br/><br/><label>Dewey Class. No.: </label>338.5