000 00289nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aDURGA PRASAD (M.V)
245 0 _aOPERATIONS RESEARCH
260 _b"CENTAGE LEARNING, NEWDELHI"
260 _c2012
365 _b375.00
942 _cBK
999 _c171177
_d171177