000 00243nam a2200109Ia 4500
008 221001s1967 xx 000 0 eng d
082 _a891.431 BAC (H)
100 _aSAMUELSON (P.A)
245 0 _aEconomics
260 _c1967
942 _2ddc
_cBK
999 _c46095
_d46095