TY  - BOOK
AU  - Salita V. Hermie, 
TI  - Tatsulok ang magasing matemetika para sa makabagong kabataan 10: It's simple!  : vol 27 / no. 2 s/y 2021-2022 
SN  - 0118-0363
PY  - 2021///-2022.
CY  - Philippines
PB  - University Press First Asia, 
KW  - Current events.
KW  - periodicals
ER  -