TY  - BOOK
AU  - Santiago,Florenda I.
TI  - Environmental science: a shared responsibility towards the earth 
SN  - 971232026X
U1  - 333.72 En61 1996 
PY  - 1996///
CY  - Manila
PB  - Rex Book Store
KW  - Environmental sciences
KW  - Human ecology
KW  - Study and teaching
N1  - Includes index; Bibliography: p.155-159
ER  -