TY  - BOOK
AU  - Macan, T.T.
TI  - Freshwater Ecology
SN  - 0582446244
U1  - 574.52632 
PY  - 1974///
CY  - London
PB  - Longman Group Ltd.
KW  - Life sciences
KW  - Pure Sciences
KW  - Freshwater ecology
ER  -