TY  - BOOK
AU  - Barcelon, Dolores G.,
AU  - Buquing,Sancho S.
AU  - Magat,Marita S.
AU  - Toledo,Marilyn B.
TI  - Plane trigonometry
SN  - 9714204119
U1  - 516.24  
PY  - 2003///
CY  - Bulacan
PB  - Trinitas Publishing
KW  - Plane trigonometry
KW  - Problems, exercises, etc
KW  - Study and teaching.
ER  -