000 00256nam a2200109Ia 4500
008 190516s9999 xx 000 0 und d
100 _aSAMUELSON P A & NORHAUS W D
245 0 _aECONOMICS
260 _c2000
_bTATA MCGRAW HILL
300 _a781
942 _cBK
999 _c18947
_d18947