519.5 GUP 38693 38687
Gupta, Prem Kumar . Problems in operations research ( principles and solutions) / by Prem Kumar Gupta and D. S. Hira. - New Delhi : S.Chand, 1995 1078p. 81-219-0968-6 Rs.105.00 * Graphical methods Linear programming Operation research- Mathematics * Hira, D.S * Title
Powered by Koha