Bascomb, N. (2003). Higher: A historic race to the sky and the making of a city (First edition.). Doubleday.
Chicago-referens (17:e uppl.)Bascomb, Neal. Higher: A Historic Race to the Sky and the Making of a City. First edition. New York: Doubleday, 2003.
MLA-referens (8:e uppl.)Bascomb, Neal. Higher: A Historic Race to the Sky and the Making of a City. First edition. Doubleday, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.