TY  - BOOK
AU  - Case, Karl E. 
TI  - An Introduction to principles of Economics
SN  - 9810699980
AV  - HB 171.5  .C337 2007
U1  - IB 330  
PY  - 2007///
CY  - Jurong, Singapore
PB  - Pearson Education South Asia Pte Ltd., 
N1  - IB Students
ER  -