TY  - BOOK
AU  - Clark,John W.
AU  - Viessman,Warren Jr.
TI  - Water supply and pollution control
SN  - 0-7002-2495-5
U1  - 628.168 
PY  - 1977///
CY  - New York
PB  - Harper &Row
KW  - Sanitary Engineering
KW  - Watere Supply
KW  - Water-Pollution
N1  - Includes bibliographical references and index
ER  -