OPERATION RESEARCH
GUPTA, PREM KUMAR
OPERATION RESEARCH - 7TH - NEW DELHI. S. CHAND & CO. LTD., NEW DELHI. 2014 - 362
8121920819
658.403 4/GUP/HIR
OPERATION RESEARCH - 7TH - NEW DELHI. S. CHAND & CO. LTD., NEW DELHI. 2014 - 362
8121920819
658.403 4/GUP/HIR