TY  - BOOK
AU  - Dawson,Elmer Yale
TI  - How to know the seaweeds: an ilustrated manual for identifying the more common marine algae of both our Atlantic and Pacific coasts numerous for their study 
SN  - 0-697-04885-3
AV  - QK571 D38
PY  - 1956///
CY  - Dubuque, Iowa
PB  - W. C. Brown
N1  - Incluye bibliografia
ER  -