Cita APA (7a ed.)

Heyer, P. (1988). Communications and history: Theories of media, knowledge and civilization. Greenwood Press.

Cita Chicago Style (17a ed.)

Heyer, Paul. Communications and History: Theories of Media, Knowledge and Civilization. New York: Greenwood Press, 1988.

Cita MLA (9a ed.)

Heyer, Paul. Communications and History: Theories of Media, Knowledge and Civilization. Greenwood Press, 1988.