Não informado. (1934). Journal des telecommunications. Union Internationale des Telecommunications.
Chicagoスタイル(17版)引用形式Não informado. Journal Des Telecommunications. Geneva, Suíça: Union Internationale des Telecommunications, 1934.
MLA(8版)引用形式Não informado. Journal Des Telecommunications. Union Internationale des Telecommunications, 1934.
警告: この引用は必ずしも正確ではありません.