Gupta Prem Kumar; Hira.D.S <br/><br/>
Operations research 

 - New Delhi  Chand and Company  2001 
 - xvi, 1055p.  - 
<br/><br/><label>ISBN: </label>81-219-0218-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations Research