000 00331nam a2200133Ia 4500
008 240112s9999 xx 000 0 und d
082 _aSIL-S11
_b330
100 _aSilverman, H A
245 0 _aSubstance of economics
250 _a11
260 _a London
_bSir Isaac Pitman & Sons Ltd.
_c1940
650 _aEconomics
942 _cBK
999 _c45900
_d45900