TY  - BOOK
AU  - Costales, Achilles C.
AU  - Bello, Amelia L.; Catelo, Ma. Angeles O., Cuevas, Agham C. ; Galinato, Gregmar I.; Rodriguez, U-Primo E
TI  - Economics : principles and applications
SN  - 971-11-1067-9
U1  - Fil 330 C82e 
CY  - Quezon City 
KW  - Economics
ER  -