TY  - BOOK
AU  - Barwise, Sidney.
TI  - Purification of sewage
SN  - 1331966078
U1  - 628.3 
PY  - 1904///
CY  - London
PB  - Crosby Lockwood and Son
KW  - Sewage Treatment
KW  - Wastewater Management
KW  - Sanitation Engineering
N1  - Includes index
ER  -