TY  - BOOK
AU  - Hagos,Luisito C.
AU  - Ymas,Jr,Sergio E.
AU  - Agalabia,Carmelita E.
TI  - Plane trigonometry
AV  - QA 533  .H145 2001
PY  - 2001///
CY  - Manila
PB  - Sta Monica Printing Corp
KW  - Trigonometry
N1  - Includes appendix
ER  -