Não informado. (1903). Science abstracts. Institution of Electrical Engineers.
Chicagoスタイル(17版)引用形式Não informado. Science Abstracts. London: Institution of Electrical Engineers, 1903.
MLA(8版)引用形式Não informado. Science Abstracts. Institution of Electrical Engineers, 1903.
警告: この引用は必ずしも正確ではありません.