Citace podle APA (7th ed.)
Henkin, D. M. (2006). The postal age: The emergence of modern communications in nineteenth-century America. University Of Chicago Press.
Citace podle Chicago (17th ed.)
Henkin, David M. The Postal Age: The Emergence of Modern Communications in Nineteenth-century America. Chicago: University Of Chicago Press, 2006.
Citace podle MLA (9th ed.)
Henkin, David M. The Postal Age: The Emergence of Modern Communications in Nineteenth-century America. University Of Chicago Press, 2006.
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