00442nam a2200157Ia 45000010003000000050017000030080041000200200015000610820016000761000024000922450027001162600014001436500022001579990011001799520094001906820261006003420.0120911s9999    xx            000 0 und d  a0534983839  a330.028 BLE  aBlecha,Betty J9134  aEconometric sourcebook  aWadsworth  aECONOMETRICS9135  c68d68  00104070aNUbNUd2012-09-11l0o330.028 BLEp1084r2012-09-11 00:00:00w2012-09-11yOS