TY  - BOOK
AU  - Gainey,P L
AU  - Lord,Thomas H.
TI  - Microbiology of water and sewage
U1  - 576.192 GAI L  
PY  - 1952///.
CY  - London : 
PB  - Longmans, Green and Company, 
KW  - Sewage- Microbiology
KW  - Water- Microbiology
N1  - Includes index
ER  -