TY  - BOOK
AU  - Case, Karl E. 
AU  - Fair, Ray C.
AU  - Oster, Sharon M.
TI  - Principles of economics 
SN  - 9780273753728 
U1  - 330 CAS 2012 
PY  - 2012///
CY  - England
PB  - Pearson Education Ltd
KW  - Economics
N1  - Includes index
ER  -