000 00281nam a2200109Ia 4500
008 221129s1988 xx 000 0 und d
041 _aeng
082 _a330.1
100 _aMithani, D.M.
_91213173
245 _aEconomic Systems
260 _aBombay
_bSheth Publishers Pvt.Ltd.,
_c1988
999 _c783462
_d783462