Jhingan, M. L. <br/><br/>
Micro economics theory 

 - 7th ed. 
 -  Vrinda Publications ( P) Ltd. Mayur Vihar Phase - 1 Delhi - 110091  2010 
 - 691 
<br/><br/><label>ISBN: </label>9788182811690 
<br/><br/><label>Dewey Class. No.: </label>D 16