Ackoff, F Russell Arnoff, E Leonard Churchman, C West <br/><br/>
Introduction of operations research 

 - New York  John Wiley and sons  1957 
 - x,645p.; 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Administration<br/>Inventory models<br/>Operations research<br/>Organisation