TY  - GEN
AU  - MCCONNELL, C.R
AU  - BRUE, S. L. & FLYNN, S. M.
TI  - Economics: Principle, Problems, and Policies 
SN  - 978-0-07-337569-4
U1  - 330 MCC 
PY  - 2009///
CY  - New York
PB  - Mc Graw-Hill
ER  -