APA-referens (7:e uppl.)
Ullom, J. (2008). The Humana Festival: The history of new plays at Actors Theatre of Louisville. Southern Illinois University Press.
Chicago-referens (17:e uppl.)
Ullom, Jeffrey. The Humana Festival: The History of New Plays at Actors Theatre of Louisville. Carbondale: Southern Illinois University Press, 2008.
MLA-referens (9:e uppl.)
Ullom, Jeffrey. The Humana Festival: The History of New Plays at Actors Theatre of Louisville. Southern Illinois University Press, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.