000 00485nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aH62.F398
100 _aFerber, Robert
245 0 _aResearch methods in economics & business
260 _aNew York
260 _bMacMillan
260 _c1962
300 _a573p.
300 _c25cm.
650 _aEconomic research
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c86329
_d86329