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Lua i Stíl Chicago (17ú heag.)National Cooperative Highway Research Program agus Robert L. Berger. Integrated Roadside Vegetation Management. Washington, D.C: Transportation Research Board, National Research Council, 2005.
Lua MLA (8ú heag.)National Cooperative Highway Research Program agus Robert L. Berger. Integrated Roadside Vegetation Management. Transportation Research Board, National Research Council, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.