Maddala,G.S. <br/><br/>
Microeconomics 

 - 8th re ed. 
 - New Delhi:  Tata McGraw-Hill. 
 - 634. 
<br/><br/><label>ISBN: </label>978-0-07-059055-7 
<br/><br/><label>Dewey Class. No.: </label> / MAD