25. | Use of information and telecommunication tecnology by the world's children and youth [documento electrónico] / International Telecommunication UnionData Publicação: 2008 Tema: UIT-União Internacional das Telecomunicações | ![]() | |
26. | IEC 61935-3 [documento eletrónico] : testing of balanced and coaxial information technology cabling: part 3: installed cabling as specified in ISO/IEC 15018 and related standards / International Electrotechnical CommissionData Publicação: 2008 Tema: Normas | ![]() |