TY  - BOOK
AU  - Sarmiento,Felipe M.
AU  - De Castro,Wilfredo M.
TI  - Plane geometry with basic trigonometry : : a simplified approach 
SN  - 978-971-9654-2
U1  - Fil. 516.22 S246 2016 
PY  - 2016///
CY  - Manila : 
PB  - Unlimited Books Library Services & Publishing INC.
N1  - Includes bibliographical references (285); 500-599
ER  -