National Science Foundation (U.S.), American Institute of Aeronautics and Astronautics, ebrary, Inc, Hazelrigg, G. A., & Reynolds, J. M. (1986). Opportunities for academic research in a low-gravity environment. American Institute of Aeronautics and Astronautics, Inc..
Παραπομπή σε μορφή Chicago (17η εκδ.)National Science Foundation (U.S.), American Institute of Aeronautics and Astronautics, Inc ebrary, George A. Hazelrigg, και Joseph M. Reynolds. Opportunities for Academic Research in a Low-gravity Environment. New York, N.Y.: American Institute of Aeronautics and Astronautics, Inc., 1986.
Παραπομπή σε μορφή MLA (9th εκδ.)National Science Foundation (U.S.), et al. Opportunities for Academic Research in a Low-gravity Environment. American Institute of Aeronautics and Astronautics, Inc., 1986.