TY  - BOOK
AU  - Henze,Mogen
AU  - Loosdrecht,Mark C.M.van
AU  - Ekama,George A.
TI  - Biological wastewater treatment: principles, modelling and design 
SN  - 9781843391883
PY  - 2008///.
KW  - Sewage
KW  - Purification
KW  - Biological treatment
N1  - Includes bibliographical references
ER  -