TY  - BOOK
AU  - Frank, Robert H
AU  - Bernanke, Ben S.
TI  - Principles of Economics / 
SN  - 0-07-250330-0
U1  - 330 
PY  - 2004///
CY  - New York
PB  - Mc Graw Hill Irwin
KW  - Economic theory
ER  -