United States. National Aeronautics and Space Administration. (1999). NASA technology commercialization process handbook. NASA.
Chicago Style (17. basım) AtıfUnited States. National Aeronautics and Space Administration. NASA Technology Commercialization Process Handbook. [Washington, D.C.]: NASA, 1999.
MLA (9th ed.) AtıfUnited States. National Aeronautics and Space Administration. NASA Technology Commercialization Process Handbook. NASA, 1999.
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