Ackoff, Russel L <br/><br/>
Fundamentals of opertions research 

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 - New Delhi  Wiley Eastern  1978 
 - ix, 455 p.   
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<br/><br/><label>Subjects--Index Terms: </label>Operational research  Mathematical sciences  Mathematics  Number theory  Set theory  Group theory 
<br/><br/><label>Dewey Class. No.: </label>519.8