000 00287nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a033
_bMAC
100 _aMACHLUP, F
245 0 _aMethodology of economics and other social sciences
260 _aNew York
_bAcademic
_c1978
942 _cBK
999 _c30140
_d30140