Cita APA (7th ed.)
Keith, W. M., & Gehrke, P. J. A Century of Communication Studies: The Unfinished Conversation. Routledge.
Cita Chicago (17th ed.)
Keith, William M., i Pat J. Gehrke. A Century of Communication Studies: The Unfinished Conversation. Nueva York, EUA: Routledge.
Cita MLA (9th ed.)
Keith, William M., i Pat J. Gehrke. A Century of Communication Studies: The Unfinished Conversation. Routledge.
Atenció: Aquestes cites poden no estar 100% correctes.