003 GUP 35210
Gupta, Prem Kumar Introduction to operations research / by Prem Kumar Gupta and D. S. Hira. - New Delhi : S. Chand, 1995 453p.:ill. Includes index 81-219-0810-8 Rs. 70.00 * Graphical method Inventory control Opration research * Hira, D. S. * Title
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