TY  - BOOK
AU  - Nocon, Ferdinand P. ; Torrecampo, Joel T. ; Torrecampo, Loreta B. ; Daguia, Wilfredo B. [and] Ofrasio, Edna G. 
TI  - Trigonometry: made simple for Filipinos. text/workbook / 
SN  - 9710861662
U1  - 516.24 
PY  - 2001///]
CY  - Mandaluyong City
PB  - National Book Store, 
KW  - Geometry
KW  - Mathematics
KW  - Trigonometry
N1  - Includes bibliographical references
ER  -