TY  - GEN
AU  - Frank , Robert H.
AU  - Bernanke , Ben S.
TI  - Principles of economics
SN  - 0072289627
U1  - 330 
PY  - 2001///
CY  - Boston
PB  - Magraw -Hill
KW  - SOCIAL SCIENCES
KW  - ECONOMICS
ER  -