TY  - BOOK
AU  - Porteous,Andrew
TI  - Dictionary of environmental science and technology
SN  - 0471935441
AV  - GE10 .P67 1991
U1  - 628/.03 
PY  - 1992///
CY  - Milton Keynes [England], Philadelphia
PB  - Open University Press
KW  - Environmental sciences
KW  - Dictionaries
KW  - Sanitary engineering
ER  -