Peebles, C., & Allen, N. (2011). Eleven seconds into the unknown: A history of the hyper-X program. American Institute of Aeronautics and Astronautics.
Citace podle Chicago (17th ed.)Peebles, Curtis, a Ned Allen. Eleven Seconds into the Unknown: A History of the Hyper-X Program. Reston, Va.: American Institute of Aeronautics and Astronautics, 2011.
Citace podle MLA (9th ed.)Peebles, Curtis, a Ned Allen. Eleven Seconds into the Unknown: A History of the Hyper-X Program. American Institute of Aeronautics and Astronautics, 2011.
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