International Cable Directory Company & Western Union Telegraphy Company. International cable register of the world in conjunction with Western Union telegraphic code. Compiled and published by International Cable Directory Co.
Style de citation Chicago (17e éd.)International Cable Directory Company et Western Union Telegraphy Company. International Cable Register of the World in Conjunction with Western Union Telegraphic Code. New York ; London: Compiled and published by International Cable Directory Co.
Style de citation MLA (8e éd.)International Cable Directory Company et Western Union Telegraphy Company. International Cable Register of the World in Conjunction with Western Union Telegraphic Code. Compiled and published by International Cable Directory Co.
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