OPERATIONS RESEARCH
GUPTA, PPREMKUMAR
OPERATIONS RESEARCH - NEW DELHI. S. CHAND & CO. LTD., NEW DELHI. 2005 - 1055
8121902819
658.403 4/GUP/PRE
OPERATIONS RESEARCH - NEW DELHI. S. CHAND & CO. LTD., NEW DELHI. 2005 - 1055
8121902819
658.403 4/GUP/PRE