Não informado. (1931). Investigational report. U.S. Department of Commerce, Bureau of Fisheries.
Chicagoスタイル(17版)引用形式Não informado. Investigational Report. Washington: U.S. Department of Commerce, Bureau of Fisheries, 1931.
MLA(8版)引用形式Não informado. Investigational Report. U.S. Department of Commerce, Bureau of Fisheries, 1931.
警告: この引用は必ずしも正確ではありません.