TY  - BOOK
AU  - Langford, T.E.
TI  - Electricity generation and the ecology of natural waters
SN  - 0853233349
U1  - 577.27 21st ed.
PY  - 1983///
CY  - Liverpool
PB  - Liverpool University Press
KW  -  Ecology
KW  - Hydroelectric schemes
KW  - Water chemistry
KW  - Water pollution
KW  - Water power
ER  -