000 00330nam a2200145Ia 4500
008 170101s1971 xx 000 0 und d
082 _a330 N58P
100 _aNICHOLS, Donald A
245 0 _aPrinciples of economics
260 _bN.Y.
_c1971
300 _a556p
650 _aECONOMICS
653 _aECONOMICS
942 _2ddc
_cB
999 _c45407
_d45407