National Research Council (U.S.). Transportation Research Board. (1997). Public-sector aviation issues: Graduate research award papers, 1995-1996. National Academy Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Research Council (U.S.). Transportation Research Board. Public-sector Aviation Issues: Graduate Research Award Papers, 1995-1996. Washington, D.C: National Academy Press, 1997.
Παραπομπή σε μορφή MLA (9th εκδ.)National Research Council (U.S.). Transportation Research Board. Public-sector Aviation Issues: Graduate Research Award Papers, 1995-1996. National Academy Press, 1997.
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