Messgeräte für die fernmeldetechnik / Siemens & Halske AG
Teléfonos de cine / Mariano Cebrián Herreros, et.al.
The benefits of completing the internal market for telecommunication equipment [and] services in the Community / Jürgen Müller; Commission of the European Communities
The public data networks in the nordic countries : Denmark, Finland, Norway, Sweden / The telecommunications administrations i Denmark, Finland, Norway and Sweden