ebrary, Inc, Alper, J., & Pelton, J. N. (1984). The INTELSAT global satellite system. American Institute of Aeronautics and Astronautics, Inc..
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Chicago-čujuhus (17. p.)
ebrary, Inc, Joel Alper, juo Joseph N. Pelton. The INTELSAT Global Satellite System. New York, N.Y.: American Institute of Aeronautics and Astronautics, Inc., 1984.
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MLA-čujuhus (9. p.)
ebrary, Inc, et al. The INTELSAT Global Satellite System. American Institute of Aeronautics and Astronautics, Inc., 1984.
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