000 00318nam a2200121Ia 4500
008 220217s9999||||xx |||||||||||||| ||und||
082 _a003 SHA
100 _aSharma, S.D
245 0 _aOperations research
260 _aKedar Nath Ram Nath and Com.
_bMeerut
_c2001
300 _b300
650 _aOPERATION RESEARCH
999 _c168374
_d168374