TY  - BOOK
TI  - Earth Science: : The Philippines in focus
SN  - 971-135068-8
U1  - Fil. 550.70 E128 2009 
PY  - 2009///
CY  - Quezon City
PB  - Institute for Science and Mathematics Education Development Univeristy of the Philippines
KW  - Earth Sciences -- Study and Teaching
N1  - Includes index
ER  -