Ball, W. (1984). A sense of direction: Some observations on the art of directing. Drama Book Publishers.
Chicago-referens (17:e uppl.)Ball, William. A Sense of Direction: Some Observations on the Art of Directing. New York: Drama Book Publishers, 1984.
MLA-referens (9:e uppl.)Ball, William. A Sense of Direction: Some Observations on the Art of Directing. Drama Book Publishers, 1984.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.