TY  - BOOK
AU  - Tilley,David F.
TI  - Aerobic wastewater treatment processes: history and development 
SN  - 9781843395423
PY  - 2011///
CY  - London, New York
PB  - IWA Publishing
KW  - Sewage
KW  - Purification
KW  - History
KW  - Activated sludge process
N1  - Includes bibliographical references
ER  -