000			00371nam a2200145Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a510.7 _bGUP-P
100			_aGupta, Prem Kumar
245		0	_aProblems in Operatons Reseach
260			_bS.Chand and Company _aNew Delhi _c1991
300			_a1078p
630			_xGENERAL STACK
650			_vMathematics
942			_cBOOK
999			_c46724 _d46724