Gupta Prem Kumar <br/><br/>
Problems in Operations Research : Principles & Solutions 

 - 4th ed 
 - New Delhi  S Chand  2015 
 - 1293p. 
<br/><br/><label>ISBN: </label> RS 650.00 
<br/><br/><label>Dewey Class. No.: </label>003 GUP,P.K.