Citace podle APA (7th ed.)
Gehrke, P. J. (2009). The ethics and politics of speech: Communication and rhetoric in the twentieth century. Southern Illinois University Press.
Citace podle Chicago (17th ed.)
Gehrke, Pat J. The Ethics and Politics of Speech: Communication and Rhetoric in the Twentieth Century. Carbondale: Southern Illinois University Press, 2009.
Citace podle MLA (9th ed.)
Gehrke, Pat J. The Ethics and Politics of Speech: Communication and Rhetoric in the Twentieth Century. Southern Illinois University Press, 2009.
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