Lua APA (7ú heag.)

National Research Council (U.S.). Transportation Research Board & National Research Council (U.S.). Transportation Research Board. Meeting. (2006). Geology and properties of earth materials, 2006. Transportation Research Board.

Lua i Stíl Chicago (17ú heag.)

National Research Council (U.S.). Transportation Research Board agus National Research Council (U.S.). Transportation Research Board. Meeting. Geology and Properties of Earth Materials, 2006. Washington, D.C: Transportation Research Board, 2006.

Lua MLA (9ú heag.)

National Research Council (U.S.). Transportation Research Board agus National Research Council (U.S.). Transportation Research Board. Meeting. Geology and Properties of Earth Materials, 2006. Transportation Research Board, 2006.

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