Não informado. (1982). British Telecommunications Engineering. Institution of British Telecommunications Engineers.
Citação do estilo Chicago (17ª ed.)Não informado. British Telecommunications Engineering. London: Institution of British Telecommunications Engineers, 1982.
Citação MLA (8ª ed.)Não informado. British Telecommunications Engineering. Institution of British Telecommunications Engineers, 1982.
警告：这些引文格式不一定是100％准确.