Samanns, E. (2002). Mitigation of ecological impacts: A synthesis of highway practice. National Academy Press.
Lua i Stíl Chicago (17ú heag.)Samanns, Edward. Mitigation of Ecological Impacts: A Synthesis of Highway Practice. Washington, DC: National Academy Press, 2002.
Lua MLA (9ú heag.)Samanns, Edward. Mitigation of Ecological Impacts: A Synthesis of Highway Practice. National Academy Press, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.