National Research Council (U.S.). Transportation Research Board. (1997). Public-sector aviation issues: Graduate research award papers, 1995-1996. National Academy Press.
Chicago-referens (17:e uppl.)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.
MLA-referens (9:e uppl.)National Research Council (U.S.). Transportation Research Board. Public-sector Aviation Issues: Graduate Research Award Papers, 1995-1996. National Academy Press, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.