TY  - BOOK
AU  - Villanueva,Ligaya V.
AU  - Malaay, Mercy Mancilla
TI  - Sta.Plane trigonometry for criminology students
U1  - F 516 .V71 2013 
PY  - 2013///
CY  - Sta. Cruz, Manila
PB  - PCCR Bookstore, Inc.
KW  - Trigonometry
N1  - Includes references
ER  -