TY  - BOOK
AU  - Hynes,H.B.N.
TI  - The biology of polluted waters
AV  - QH545.W3H96 
PY  - 1974///
CY  - London
PB  - Liverpool University Press
KW  - Water
KW  - Pollution
KW  - Environmental aspects
KW  - Freshwater biology
N1  - Includes index
ER  -