00301nam a2200133Ia 4500008004100000020001800041100001500059245001400074250000800088260003900096260000900135300000800144999001500152240115s9999    xx            000 0 und d  a0-07-084168-3  aDavid Begg 0aEconomics  a2nd  bMcGraw-Hill Book CompanyaNew York  c1987  a770  c1203d1203