TY  - BOOK
AU  - McConnell,Campbell R.
AU  - Brue,Stanley L.
AU  - Flynn,Sean M.
TI  - Economics: principles, problems, and policies 
SN  - 0077341651
U1  - 330 22
PY  - 2009///
CY  - New York
PB  - McGraw-Hill Irwin
KW  - Economics
KW  - Kinh doanh
ER  -