TY  - BOOK
AU  - Villa, Normita A.
AU  - 
AU  - Villa, Normita A.
TI  - College algebra
SN  - 971-9366-5-2
U1  - 512.13 C697 2008 
CY  - Pasig City
PB  - Unlad Pub. House.
KW  - Algebra
ER  -