TY  - BOOK
AU  - O'Sullivan,Arthur
AU  - Sheffrin,Steven M.
TI  - Economics: principles in action  
SN  - 0131334832
PY  - 2007///
CY  - Boston, Mass.
PB  - Pearson/Prentice Hall
KW  - Economics
N1  - Includes index
ER  -