TY  - BOOK
AU  - Visseman,Warren
AU  - Hammer,Mark J.
TI  - Water supply and water pollution
SN  - 0065000587
AV  - TD353 .V54 1992
PY  - 1992///
CY  - New York
PB  - Harper Collins
KW  - Water supplymanagement
KW  - Waterpurification sewagepurification
ER  -