TY  - BOOK
AU  - Macan,T.T.
TI  - Ponds and lakes,
T2  - Habitat series
SN  - 0045740127
AV  - QH541.5.P63 M28
U1  - 574.5/2632 
PY  - 1973///
CY  - London
PB  - Allen and Unwin
KW  - Pond ecology
KW  - Limnology
N1  - Bibliography: p. 141-142
ER  -