TY  - BOOK
AU  - Curds C R Ed.
AU  -  Hawkes H A Ed.
TI  - Ecological aspects of used-water treatment
U1  - G955:5, L5.1 
PY  - 1975///
CY  - London
PB  - Academic Press        
KW  -  Hydro-biology
KW  - Biology
ER  -