TY  - BOOK
AU  - Litong, Domingo
AU  - Cannu, Teresita
AU  - De Leon Cecile
TI  - Mathematics in the catholic high school year 3
SN  - 971-522-061-4
U1  - Fil. 512.1 M425 1991 
PY  - 1991///
CY  - Metro Manila
PB  - Salesiana Publishers, Inc.
KW  - Algebra and Trigonometry
ER  -