Cohen, S. S. <br/><br/>
Operational research 
Cohen, S. S. 
 - Bristol, England:  ELBS,  1985. 
 - vii, 245p 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research
<br/><br/><label>Dewey Class. No.: </label>658.5  / COO