Fang, I. E. (1997). A history of mass communication: Six information revolutions. Focal Press.
Lua i Stíl Chicago (17ú heag.)Fang, Irving E. A History of Mass Communication: Six Information Revolutions. Boston: Focal Press, 1997.
Lua MLA (9ú heag.)Fang, Irving E. A History of Mass Communication: Six Information Revolutions. Focal Press, 1997.
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