000 00274nam a2200121Ia 4500
008 160710s1938 xx 000 0 und d
082 _a330 R76E
100 _aROLL ERICH
245 _aELEMENTS OF ECONMIC THEORY
260 _bMILFORD
_c1938
300 _a276
942 _2ddc
_cB
999 _c3023
_d3023