Não informado. (2002). General Series Circular. Fisheries Research Board of Canada, Biological Station.
Chicago-referens (17:e uppl.)Não informado. General Series Circular. Ottawa: Fisheries Research Board of Canada, Biological Station, 2002.
MLA-referens (8:e uppl.)Não informado. General Series Circular. Fisheries Research Board of Canada, Biological Station, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.