TY  - BOOK
AU  - Lock,Maurice A.
AU  - Willam,Dudley,D.
TI  - Perspectives in running water ecology
U1  - 574.5 
PY  - 1981///
CY  - New York
PB  - Plenum Press
KW  - Botany
KW  - Ecology
KW  - Water ecology
ER  -