Ward, B., & Glenn, J. (2013). Dr. Space: The life of Wernher von Braun. Naval Institute Press.
Lua i Stíl Chicago (17ú heag.)Ward, Bob, agus John Glenn. Dr. Space: The Life of Wernher Von Braun. New York: Naval Institute Press, 2013.
Lua MLA (9ú heag.)Ward, Bob, agus John Glenn. Dr. Space: The Life of Wernher Von Braun. Naval Institute Press, 2013.
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