TY  - BOOK
AU  - Prescot, G. W.
TI  - How to know the fresh water algae
SN  - 697047547
AV  - QH308.3 .P73
PY  - 1970///
CY  - Dubuque
PB  - The Pictured Key Nature Series, inc
KW  - Biology textbook
ER  -