Quantitative approaches to management 
Levin, Richard I. 
 - Fifth edition. 
 -  McGraw-Hill International Book Company.  1982 
 - xix, 763 pages. 
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<br/><br/><label>ISBN: </label>9-71080060-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.
<br/><br/><label>Dewey Class. No.: </label>GS 658.4034 L57q 1982