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100 0 _aROWLEY, Charles K.
245 1 0 _aWelfare economics :
260 _aLondon :
_bMartin Robertson Co.Ltd,
_c1977.
300 _avii,198 p.: ill;20 cm.
650 0 _aWELFARE ECONOMICS.
908 _a070719
999 _c117719
_d117719