Handbook on disaster communications : Question 16/2 - Preparation of handbooks for developing countries / International Telecommunication Union
Licensing of third generation 3G mobile / International Telecommunication Union
World telecommunication indicators on diskette : chronological data for 1960-1995 in *STARS* / International Telecommunication Union
World telecommunication development report 1994 [texto policopiado] : world telecommunication indicators / International Telecommunication Union