TY  - BOOK
AU  - Oracion,Carmela Canlas
TI  - Advanced algebra and trigonometry / 
U1  - 512.13 
PY  - 2006///
CY  - Quezon City, Philippines : 
PB  - Art Angel Printshop, 
KW  - Algebra
KW  - Study and teaching
KW  - Trigonometry
N1  - [Secondary (senior high school)]
ER  -