000 00221nam a2200097Ia 4500
008 170619s9999 xx 000 0 und d
100 _aSharma- S D
245 0 _aOPERATION RESEARCH
260 _bMEERUT; KEDARNATH
260 _c2005
546 _aENGLISH
999 _c18518
_d18518