000			00304nam a2200133Ia 4500
008			221102s9999 xx 000 0 und d
082			_a658.5 NAI
100			_aNair, N G
245		0	_aOperations research
260			_bDhanpat rai _aDelhi _c2002
300			_a772 p.
650			_aOperation
942			_cBK
999			_c6027 _d6027