TY  - GEN
AU  - Case,Karl E.
AU  - Fair,Ray C.
AU  - Oster,Sharon M.
TI  - Principles of economics
SN  - 9780273779889
AV  - HB 171.5 CAS 2013 
PY  - 2013///
CY  - Boston
PB  - Pearson
KW  - Economics
N1  - Includes bibliographical references and index
ER  -