TY  - BOOK
AU  - Santa, S.C
TI  - Environmental science
SN  - 817381404-x
AV  - QH 54/E5.S3 2001 
PY  - 2001///
CY  - London
PB  - New central book agency
KW  - Pollution
KW  - Ecology
KW  - Environmental protection
KW  - Environmental Sciences
ER  -