APA (7e ed.) Bronvermelding
Yenne, B. (2013). Hap Arnold: The general who invented the U.S. Air Force. Regnery History.
Chicago (17e ed.) Bronvermelding
Yenne, Bill. Hap Arnold: The General Who Invented the U.S. Air Force. Washington, DC: Regnery History, 2013.
MLA (9e ed.) Bronvermelding
Yenne, Bill. Hap Arnold: The General Who Invented the U.S. Air Force. Regnery History, 2013.
Let op: Deze citaties zijn niet altijd 100% accuraat.