000 00353nam a2200133Ia 4500
008 161229s9999 xx 000 0 und d
020 _a070690852X
082 _a330.1 GRA/TH
100 _aGraaff, J de V
245 _aTheortetical welfare economics
260 _bVikas publishing house pvt ltd
_aNew Delhi
_c1979
300 _axii, 178
942 _cBK
999 _c151141
_d151141