Não informado. (2020). The Fisheries of Alaska. U.S. Department of Commerce and Labour, Bureau of Fisheries.
Citação do estilo Chicago (17ª ed.)Não informado. The Fisheries of Alaska. Washington: U.S. Department of Commerce and Labour, Bureau of Fisheries, 2020.
Citação MLA (8ª ed.)Não informado. The Fisheries of Alaska. U.S. Department of Commerce and Labour, Bureau of Fisheries, 2020.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.