TY  - BOOK
AU  - Olizon-Chikiamco, Norma
AU  - Salvatus, Mark
TI  - Maria Orosa: : freedom fighter, scientist and inventor from the Philippines 
U1  - 509.2 Ol49m 2022 
PY  - 2022///
CY  - Kallang Sector: Singapore
PB  - Tuttle Publishing
KW  - Biography & autobiography
KW  - Cultural, Ethnic & Regional
ER  -