Não informado. (1948). Report and Short Papers. Institute of Freshwater Research.
Chicagoスタイル(17版)引用形式Não informado. Report and Short Papers. Drottningholm, Suecia: Institute of Freshwater Research, 1948.
MLA(8版)引用形式Não informado. Report and Short Papers. Institute of Freshwater Research, 1948.
警告: この引用は必ずしも正確ではありません.