Lua APA (7ú heag.)

National Research Council (U.S.). Transportation Research Board. (1987). Air transportation issues. Transportation Research Board, National Research Council.

Lua i Stíl Chicago (17ú heag.)

National Research Council (U.S.). Transportation Research Board. Air Transportation Issues. Washington, D.C: Transportation Research Board, National Research Council, 1987.

Lua MLA (9ú heag.)

National Research Council (U.S.). Transportation Research Board. Air Transportation Issues. Transportation Research Board, National Research Council, 1987.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.