000 00318nam a2200133Ia 4500
008 201214s9999 xx 000 0 und d
100 _aGraaff, J. De V.
245 0 _aTheoretical welfare economics
260 _aNew Delhi
260 _bVikas Publishing House Pvt. Ltd.
260 _c1982
300 _a0
942 _cBK
999 _c5862
_d5862