Não informado. (1975). Radio communication. Radio Society of Great Britain.
Chicagoスタイル(17版)引用形式Não informado. Radio Communication. Herts, Inglaterra: Radio Society of Great Britain, 1975.
MLA(8版)引用形式Não informado. Radio Communication. Radio Society of Great Britain, 1975.
警告: この引用は必ずしも正確ではありません.