Wright, F. L. (1956). The story of the tower: The tree that escaped the crowded forest / Frank Lloyd Wright. Horizon Press.
Chicago-referens (17:e uppl.)Wright, Frank Lloyd. The Story of the Tower: The Tree That Escaped the Crowded Forest / Frank Lloyd Wright. New York, NY: Horizon Press, 1956.
MLA-referens (8:e uppl.)Wright, Frank Lloyd. The Story of the Tower: The Tree That Escaped the Crowded Forest / Frank Lloyd Wright. Horizon Press, 1956.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.