TY  - BOOK
AU  - Castillo, Leticia L.
TI  - College Algebra and Trigonometry
SN  - 971-086-798-9.
U1  - Fil. 512.13 C697 2008 
PY  - 2008///
CY  - Mandaluyong City : 
PB  - National Book Store
KW  - 1. Algebra
KW  - 2. Trigonometry
ER  -