TY  - BOOK
AU  - Hager,, Willi H.
TI  - Wastewater hydraulics: theory and practice / 
U1  - 628.3 
PY  - 2010///
CY  - New York
PB  - Springer
KW  - Sanitary engineering
KW  - Sewage treatment and disposal
KW  - Sewage pumping
ER  -