Ghosal A <br/><br/>
Elements of operational research 

 -  1969 
 - p.  cm. 
 - International monographs on advanced mathematical and physics .
<br/><br/><label>Standard No.: </label>21167 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B2893, K91