TY  - BOOK
AU  - Santiago, Florenda I.
AU  - Santiago, Florenda I.
TI  - Environmental science: a shared responsibility towards the earth. 
SN  - 971-23-2026-X
PY  - 1996///
CY  - Manila
PB  - Rex BookStore
KW  - Environmental sciences
KW  - sears
ER  -