00335nam a2200133Ia 4500008004100000020001800041082001200059100002400071245002000095250001200115260003900127300001600166600001900182250603s9999    xx            000 0 und d  a9780673980540  a330 MIL  aMiller, Roger LeRoy 0aEconomics today  a9th ed.  aCalifornia:bAddison-Wesley,c1997  axxxii,792p.  aSocial Science