TY  - BOOK
AU  - Sarmiento,Felipe M.
AU  - De Castro,Wilfredo N.
TI  - Plane geometry with basic trigonometry : : a simplified approach 
SN  - 978-971-9654-16-2
U1  - FIl. 516.0076 S246 2016 
PY  - 2016///
CY  - Philippines
PB  - Unlimited Books
KW  - Geometry
KW  - Study and teachings
ER  -