TY  - BOOK
AU  - Riemer,Donald N.
TI  - Introduction to freshwater vegetation
SN  - 0870554484
U1  - 581.5/2632 
PY  - 1984///
CY  - Westport, Conn.
PB  - AVI Pub. Co.
KW  - Freshwater plants
KW  - Aquatic weeds
KW  - Freshwater ecology
ER  -