TY  - BOOK
AU  - Haslam, S. M.
TI  - River Plants: The Macrophytic Vegetation of Water courses
SN  - 0521214939
U1  - 581.5263 
PY  - 1978///
CY  - London
PB  - Cmbridge University Press
KW  - Botanical sciences
KW  - Pure Sciences
KW  - Aquatic plants
ER  -