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Union international des télécommunications
The right to communicate : at what price? Economic constraints to the effective use of telecommunicationsin education, science, culture and in the circulation of information / International Telecommunications Union and United Nations Educational, Scientific and Cultural Organization. - Paris : ITU : UNESCO, 1995. - 89 p. ; 30 cm.

Telecomunicações / Telemática / Utilizadores

BAD023

United Nations Educational, Scientific and Cultural Organization