Não informado. Shellfish situation and outlook. U.S. National Marine Fisheries Service.
Chicagoスタイル(17版)引用形式Não informado. Shellfish Situation and Outlook. Washington: U.S. National Marine Fisheries Service.
MLA(8版)引用形式Não informado. Shellfish Situation and Outlook. U.S. National Marine Fisheries Service.
警告: この引用は必ずしも正確ではありません.