Creating the future today conference proceedings : papers presented during Horizon House International's Fourth International Telecommunication Exposition, Rio de Janeiro, Brasil, 19-23 May 1980
International Telecommunication Exposition (4th 1980 Rio de Janeiro, Brazil) Robert Vitro; Jara Uzenda; Horizon House International
Dedham, Mass. 610 Washington St., Dedham 02026 Horizon House Internationl c1980
Available at EPBC - Esc. Politécnica-Bib Central (621.39 In8p 4. )(GetIt)