อ้างอิง ของ มันเฟรท_ฟ็อน_ริชท์โฮเฟิน

  1. ↑ Detailed list of Manfred von Richthofen's air victories
  2. ↑ Franks, Norman L.R. and Frank W. Bailey. Over the Front: A Complete Record of Fighter Aces and Units of the United States and French Air Services, 1914-1918. London: Grub Street, 1992. ISBN 978-0-948817-54-0.
  3. ↑ Kilduff, p. 6.
  4. ↑ "Freiherr". Encyclopædia Britannica. Retrieved 16 July 2010.
  5. ↑ Miller, Dr. Geoffrey. "The Death of Manfred von Richthofen: Who fired the fatal shot?" Sabretache: Journal and Proceedings of the Military History Society of Australia, vol. XXXIX, no. 2, 1998.