APA-ийн эшлэл(7 дахь хэвлэлт)

Engel, J. A. (2007). Cold War at 30,000 feet: The Anglo-American fight for aviation supremacy. Harvard University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Engel, Jeffrey A. Cold War at 30,000 Feet: The Anglo-American Fight for Aviation Supremacy. Cambridge, Mass.: Harvard University Press, 2007.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Engel, Jeffrey A. Cold War at 30,000 Feet: The Anglo-American Fight for Aviation Supremacy. Harvard University Press, 2007.