Bray, J. (1995). The communications miracle: The telecommunication pioneers from Morse to the information superhighway. Plenum Press.
Chicago-referens (17:e uppl.)Bray, John. The Communications Miracle: The Telecommunication Pioneers from Morse to the Information Superhighway. New York: Plenum Press, 1995.
MLA-referens (9:e uppl.)Bray, John. The Communications Miracle: The Telecommunication Pioneers from Morse to the Information Superhighway. Plenum Press, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.