000 00276nam a2200121Ia 4500
008 220108s9999||||xx |||||||||||||| ||und||
100 _aS.D. SHARMA
245 0 _aOPERATIONS RESEARCH
260 _bKedar Nath, Delhi
_c2010
300 _a116
650 _aMATHS
942 _cBB
_01
999 _c21260
_d21260