Gupta, Kumar Prem <br/><br/>
Problems in operations research  Principles and solutions 
Er. Prep Kumar Gupta & D. S. Hira 
 - New Delhi  S. Chand & Company Ltd.  1991 
 - x, 1293p.:   illus; 
<br/><br/><label>ISBN: </label>9788121909686 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research
<br/><br/><label>LC Class. No.: </label>T 57.6  / .G87 1991