TY  - BOOK
AU  - Nocon, Ferdinand P.
AU  - Torrecampo, Joel T.
AU  - Torrecampo, Loreta B.
AU  - Daguia, Wilfredo B.
AU  - Ofrasio, Edna G.
TI  - Trigonometry: made simple for Filipinos
SN  - 9710861662
U1  - DFil 516.24 2001
PY  - 2004///
CY  - Mandaluyong City
PB  - National Book Store, 
KW  - Trigonometry
N1  - include bibliography
ER  -