TY  - BOOK
AU  - O'Sullivan,Arthur
AU  - Sheffrin,Steven M.
TI  - Economics: principles and tools 
T2  - Prentice Hall series in economics
SN  - 0130491772
AV  - HB171.5 O884E 2003
PY  - 2003///
CY  - Upper Saddle River, N.J.
PB  - Prentice Hall
KW  - ECONOMICS
N1  - Includes bibliographical references and index
ER  -