TY  - BOOK
AU  - Dela Peña Jr., Renato A., Gracilla, Daniel E. & Pangilinan, Christian R.
TI  - Earth and life science
SN  - 978-621415-048-9
U1  - Fil. 550 D37 c2016 
PY  - 2016///
CY  - Philippines
PB  - JFS Publishing Services
ER  -