Renseignements de caractère général sur l'exploitation des services internationaux de télégraphie et de télématique =
Subtitle: General information relating to the operation of the international telegraph and telematic services.
Contributors: International Telecommunication Union.
Edition: 2e éd., oct. 1981.
Publisher: Union internationale des télécommunications
Published: 1981
Place of publication: Genève
Language: eng
Subjects: Telegraph.; Telematics.
Other titles: Renseignements d'intérêt général concernant l'exécution du service télégraphique international.; General information relating to the operation of the international telegraph and telematic services.
Notes: Rev. ed. of: Renseignements d'intérêt général concernant l'exécution du service télégraphique international.
English, French, and Spanish.
Includes index.