Naugle, J. E. (1991). First among equals: The selection of NASA space science experiments. National Aeronautics and Space Administration (NASA).
Citace podle Chicago (17th ed.)Naugle, John E. First Among Equals: The Selection of NASA Space Science Experiments. Washington, DC: National Aeronautics and Space Administration (NASA), 1991.
Citace podle MLA (9th ed.)Naugle, John E. First Among Equals: The Selection of NASA Space Science Experiments. National Aeronautics and Space Administration (NASA), 1991.
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