TY  - BOOK
AU  - Castillo, Leticia L.
AU  - Reyes, FE N. ; Cejalvo, Flor V. ; Tangco, Jesusa T.
TI  - College algebra and trigonometry
SN  - 971-08-6798-9
U1  - Fil 512.13 C68 
CY  - Mandaluyong City 
KW  - Algebra
KW  - Trigonometry
ER  -