000 00250nam a2200109Ia 4500
008 200701s2007 xx 000 0 eng d
100 _aPREM KUMAR GUPTA
245 0 _aOPERATIONS RESEARCH
260 _bS CHAND
_c2007
300 _a1377
942 _2ddc
_cGE
999 _c2977
_d2977