APA(7版)引用形式

Não informado. (1940). Special Scientific Report. U.S. Fish and Wildlife Service.

Chicagoスタイル(17版)引用形式

Não informado. Special Scientific Report. Seattle, Wash: U.S. Fish and Wildlife Service, 1940.

MLA(8版)引用形式

Não informado. Special Scientific Report. U.S. Fish and Wildlife Service, 1940.

警告: この引用は必ずしも正確ではありません.