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Lua i Stíl Chicago (17ú heag.)National Research Council (U.S.). Transportation Research Board. Public Transit: Management, Operations Planning, and Development. Washington, D.C: Transportation Research Board, National Research Council, 1992.
Lua MLA (9ú heag.)National Research Council (U.S.). Transportation Research Board. Public Transit: Management, Operations Planning, and Development. Transportation Research Board, National Research Council, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.