TY  - BOOK
AU  - Barnes, D.
TI  - The design and operation of small sewage works
SN  - 0470990155
U1  - 628.2 
PY  - 1976///
CY  - London
PB  - E. & F. N. Spon
KW  - Sewage
N1  - Includes references & indexes
ER  -