TY  - BOOK
AU  - Juan Apolinario C. Reyes
AU  - Marco Apolinarion C. Reyes
TI  - Earth science: Quartenary earth the age
SN  - 878-621-427-127-6
U1  - 550 
PY  - 2023///
CY  - Manila
PB  - Unlimited Books
KW  - Science--Earth
ER  -