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

 - Delhi  Hindustan Publishing Corporation          1969 
 - xi,207p.  cm. 
<br/><br/> Appendix: P 190-205 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>B2893, K9