TY  - BOOK
AU  - Wetzel, Robert G. 
TI  - Limnology: lake and river ecosystems
SN  - 813120345
AV  - QH 96 .W47 2001 
PY  - 2001///
CY  - USA
PB  - Academic press
KW  - Lake and river ecosystems
N1  - includes index
ER  -