APA-referens (7:e uppl.)
Snider, A. (2005). Voices in the sky: Radio debates. International Debate Education Association.
Chicago-referens (17:e uppl.)
Snider, Alfred. Voices in the Sky: Radio Debates. New York: International Debate Education Association, 2005.
MLA-referens (9:e uppl.)
Snider, Alfred. Voices in the Sky: Radio Debates. International Debate Education Association, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.