Não informado. (1941). Fishery Leaflet. U.S. Fish and Wildlife Service.
Style de citation Chicago (17e éd.)Não informado. Fishery Leaflet. Washington: U.S. Fish and Wildlife Service, 1941.
Style de citation MLA (8e éd.)Não informado. Fishery Leaflet. U.S. Fish and Wildlife Service, 1941.
Attention : ces citations peuvent ne pas être correctes à 100%.