TY  - BOOK
AU  - Payawal, Dr. Pacifico C.
AU  - Pagulayan, Prof. Roberto C.
AU  - Esmundo, Prof. Rosalinda R.
TI  - Life and the planet Earth
SN  - 971-93048-1-2
U1  - Fil. 550 P343 1999 
PY  - 1999///
CY  - Quezon City
PB  - Learning Resource Center
KW  - Earth Sciences
KW  - Geology
ER  -