TY  - BOOK
AU  - Santiago, Florenda I.
AU  - Dorado, Salvacion L.
AU  - Contreras, Lourdes E.
AU  - Aquino, Ma. Salvacion G.
AU  - Retondo, Elisinor P.
AU  - Lamorena, Melchora B.
TI  - Environmental science: a shared responsibility towards the earth 
SN  - 971-23-2026-x
U1  - Fil. 333.7 En61 1996 
PY  - 1996///
CY  - Manila
PB  - Rex Book Store, 
KW  - Environmental science
KW  - Environmental protection
N1  - Includes bibliographical references and index
ER  -