000 00280nam a2200121Ia 4500
008 220201s1999 xx 000 0 eng d
082 _a658.403
_bGUP
100 _aGupta,S.K.
245 0 _aManagerial economics
260 _bVishal Publisher
_c1999
300 _a438p.
942 _2ddc
999 _c9874
_d9874