000			00343nam a2200157Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c400
040			_aET
082			_a658.403 SHA S
100			_aSHARMA , S.D.
245		0	_aOPERATIONS RESEARCH
260			_bKEDAR NATH RAM NATH _a-
300			_a1377p.
500			_aTE72
942			_cBK
999			_c6411 _d6411