OPERATIONS RESEARCH.
GUPTA, P.K.
OPERATIONS RESEARCH. - 2008 - NEW DELHI S. CHAND AND COMPANY - 1395
OPERATIONS RESEARCH
658.403 4.403 4 / GUP
OPERATIONS RESEARCH. - 2008 - NEW DELHI S. CHAND AND COMPANY - 1395
OPERATIONS RESEARCH
658.403 4.403 4 / GUP