00380nam a2200133Ia 4500 210716s1972 xx 000 0 und d eng 003 PLAD Plane, Donald R;Kochenberger, Gary A. Operations research for managerial decisions. U S A Richard D Irwin, Inc 1972 xi,321 Operations Research 203103 203103 0 0 ddc 0 3 MBA AIMIT AIMIT OR 2008-12-01 Bill no:; Bill dt:1900-01-00 0 003 PLAD MBA05669 2025-07-21 00:00:00 2021-07-16 BK