TY  - BOOK
AU  - Frank,Robert H.
AU  - Bernanke,Ben S.
TI  - Principles of economics / 
SN  - 0073125679   
PY  - 2007///.
CY  - New York
PB  - McGraw-Hill/Irwin, 
KW  - Economics
N1  - Includes index
ER  -