00333nam a2200121 a 450000500170000000800410001705000210005810000240007924500650010325000120016826000100018070000210019020141022142008.0120228s19uu    xx            00    eng d  aCD-ROMbT36 2008  aThomas, Christopher  aManagerial economics /cChristopher Thomas, Charles Maurice.  a9th ed.  c2008.  aMaurice, Charles