Shayler, D. J., & Burgess, C. (2020). The Last of NASA's Original Pilot Astronauts. Springer International Publishing.
Παραπομπή Chicago StyleShayler, David J., και Colin Burgess. The Last of NASA's Original Pilot Astronauts. Springer International Publishing, 2020.
Παραπομπή MLAShayler, David J., και Colin Burgess. The Last of NASA's Original Pilot Astronauts. Springer International Publishing, 2020.
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