Gruntman, M. (2004). Blazing the trail: The early history of spacecraft and rocketry. American Institute of Aeronautics and Astronautics.
Chicago-Zitierstil (17. Ausg.)Gruntman, Mike. Blazing the Trail: The Early History of Spacecraft and Rocketry. Reston, Va: American Institute of Aeronautics and Astronautics, 2004.
MLA-Zitierstil (9. Ausg.)Gruntman, Mike. Blazing the Trail: The Early History of Spacecraft and Rocketry. American Institute of Aeronautics and Astronautics, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.