TY  - BOOK
AU  - Felicerta, Corazon N. 
TI  - Breaking through earth science
SN  - 9789719815846
AV  - SHS QE 42 .F33 2021   
PY  - 2021///
CY  - Quezon City
PB  - C & E 
KW  - Earth sciences -- Examinations, questions, etc.
KW  - Earth sciences -- Study and teaching
ER  -