000			00328nam a2200145Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c199
040			_aET
100			_aChandra Shekhar N.
245		0	_aOperation Research
260			_bGate Academy Publication _aBhilai
300			_a5.49
500			_a55259
942			_cBK
999			_c61272 _d61272