TY  - BOOK
AU  - O'Sullivan,Arthur.
AU  - Sheffrin,Steve M.
TI  - Economics: principles and tools
SN  - 0130081515
AV  - HB 171.5 .O84 2002 
PY  - 2003///
CY  - NewJersy
PB  - Prentice-Hall
KW  - Economics
ER  -