Lawrence John Ed. <br/><br/>
Conference on Operational Research 69 

 -  1970 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>20948 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B2893p1:N59, K9