TY  - BOOK
AU  - Bolton,R.L.
AU  - Klien,Louis
TI  - Sewage treatement: basic principles and trends
SN  - 0408347805
U1  - 628.3 
PY  - 1971///
CY  - London
PB  - Butterworths
KW  - Sewerage
KW  - Sewage
KW  - Purification
KW  - Sewage disposal
KW  - Drainage, House
KW  - Septic tanks
N1  - Includes bibliographical references index
ER  -