APA aipamena

Severin, W. J. (2001). Communication theories. New York: Longman.

Chicago Style aipamena

Severin, Werner J. Communication Theories. New York: Longman, 2001.

MLA aipamena

Severin, Werner J. Communication Theories. New York: Longman, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.