TY  - BOOK
AU  - Medina, Roberto G. 
TI  - Principles of economics
SN  - 9712336107
U1  - FIL 330 M491p 2003  
PY  - 2003///
CY  - Manila, Philippines
PB  - Rex Book Store
KW  - Economics
KW  - Principles
KW  - Study and teaching
N1  - Includes references, and index.
ER  -