TY  - BOOK
AU  - McConnell,Campbell R./Stanley L. Brue et al
TI  - Economics: Principles ,Problems And Policies
SN  - 978-0-07-009191-7
PY  - 2009///
CY  - USA
PB  - The McGraw-Hill Companies /Irwin
KW  - 1. Economics
ER  -