APA (7e ed.) Bronvermelding
Johnson, H. A. (2001). Wingless eagle: U.S. Army aviation through World War I. University of North Carolina Press.
Chicago (17e ed.) Bronvermelding
Johnson, Herbert Alan. Wingless Eagle: U.S. Army Aviation Through World War I. Chapel Hill: University of North Carolina Press, 2001.
MLA (9e ed.) Bronvermelding
Johnson, Herbert Alan. Wingless Eagle: U.S. Army Aviation Through World War I. University of North Carolina Press, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.