TY  - BOOK
AU  - Case, Karl E. 
AU  - Fair, Ray C.
AU  - Oster, Sharon M.
TI  - Principles of economics 
SN  - 9780136055488 
U1  - 330 CAS 2009 
PY  - 2009///
CY  - Upper Saddle River, NJ
PB  - Pearson Education, Inc.
KW  - Economics
N1  - Includes index
ER  -