Não informado. Report of Radio Researches and Works in Japan. National Research Council of Japan, Radio Research Committee.
Citace podle Chicago (17th ed.)Não informado. Report of Radio Researches and Works in Japan. Tokyo: National Research Council of Japan, Radio Research Committee.
Citace podle MLA (8th ed.)Não informado. Report of Radio Researches and Works in Japan. National Research Council of Japan, Radio Research Committee.
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