000			00304nam a2200145Ia 4500
008			161018s9999 xx 000 0 und d
020			_a0
100			_aPremkumar Gupta _95651
245			_aOperation Research
250			_a1Ed
260			_bS. Chand
300			_bRs:499
490			_a8999
942			_02
999			_c8999 _d8999