Citazione Stile APA (7a Edizione)

Yenne, B. (2013). Hap Arnold: The general who invented the U.S. Air Force. Regnery History.

Citazione stile Chigago Style (17a edizione)

Yenne, Bill. Hap Arnold: The General Who Invented the U.S. Air Force. Washington, DC: Regnery History, 2013.

Citatione MLA (9a ed.)

Yenne, Bill. Hap Arnold: The General Who Invented the U.S. Air Force. Regnery History, 2013.