TY  - BOOK
AU  - THOMANN ROBERT V; MUELLER JOHN A
TI  - PRINCIPLES OF SURFACE WATER QUALITY MODELING AND CONTROL
SN  - 9780060466774
U1  - 363.7 
PY  - 1987///
CY  - NEW YARK
PB  - HARPER COLLINGS PUB
KW  - Environmental Problems
ER  -