TY  - BOOK
AU  - Clark, John Eilliam,
AU  - Viessman,Warren
AU  - Hammer,Mark J.
TI  - Water supply and pollution control
T2  - International sers. in civil engineering
AV  - TD145 C551971
PY  - 1971///
CY  - Scranton
PB  - International texbook
KW  - Ingeniería sanitaria
ER  -