Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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