Cita APA (7a ed.)

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.

Cita Chicago Style (17a ed.)

International Cable Directory Company y 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.

Cita MLA (8a ed.)

International Cable Directory Company y 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.