TY  - BOOK
AU  - Knowles,Porter-C.
ED  - Dames & Moore.
TI  - Fundamentals of environmental science and technology
SN  - 086587302X 
AV  - TD145 .F86 1992
PY  - 1992///
CY  - Rockville, Md.
PB  - Government Institutes
KW  - Environmental engineering
KW  - Water quality
KW  - Air quality
KW  - Soils
KW  - Quality
N1  - Includes bibliographical references and index
ER  -