TY  - BOOK
AU  - Macan,T.T.
AU  - Worthington,E.Barton
TI  - Life in lakes and rivers
PY  - 1974///
CY  - London
PB  - Collins
KW  - Freshwater biology
KW  - Lakes
KW  - Great Britain
N1  - Bibliography: p. 300-305
ER  -