Ghosal, A. <br/><br/>
Elements of operational research / 
by A. Ghosal. 
 - Delhi :  Hindustan Pub.,  1969. 
 - xi, 207 p. ; 
<br/><br/><label>ISBN: </label>804 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.
<br/><br/><label>Dewey Class. No.: </label>658.4034  / El