TY  - BOOK
AU  - Bolton, R.L.
AU  - Klein, L. (joint author)
TI  - Sewage treatment: basic principles and trends: by R.L Bolton and L. Klein
SN  - 0408347805
U1  - 628.3 BOL 
PY  - 1971///
CY  - London
PB  - Butterworth & Co. (Publishers) Ltd.
KW  - Sewage treatment
N1  - Includes index
ER  -