TY  - BOOK
AU  - Barnes, D.
TI  - WATER AND WASTEWATER ENGINEERING SYSTEM
U1  - 628.1 
PY  - 1981///
CY  - London
PB  - Pitman
KW  - Water -- Supply Engineering
KW  - Sewage Disposal
KW  - Sewage -- Purification
ER  -