Mansfield, Edwin <br/><br/>managerial economics and operations research:  techniques, applications, cases edwin Mansfield  -- 3rd ed.  -- New York, N.Y.  W.W. Norton & Co.  1975 <br/>xii, 396p.  20cm. <br/><br/><label>Subjects--Topical Terms: </label><br/>Production management<br/>Operations research<br/><br/><label>Dewey Class. No.: </label>GC 658.5 M311 1975