Hudson. (1968). Hostile skies: A combat history of the American Air Service in World War I. Syracuse University Press.
Chicago Style (17th ed.) CitationHudson. Hostile Skies: A Combat History of the American Air Service in World War I. Syracuse, N.Y: Syracuse University Press, 1968.
MLA (8th ed.) CitationHudson. Hostile Skies: A Combat History of the American Air Service in World War I. Syracuse University Press, 1968.
Warning: These citations may not always be 100% accurate.