TY  - BOOK
AU  - Frank,Robert H.
AU  - Bernanke,Ben
TI  - Principles of economics
SN  - 9780071285421 (paperback : international edition)
U1  - 330 
PY  - 2009///]
CY  - Boston
PB  - McGraw-Hill/Irwin
KW  - Economics
ER  -