Samanns, E. (2002). Mitigation of ecological impacts: A synthesis of highway practice. National Academy Press.
Chicago-referens (17:e uppl.)Samanns, Edward. Mitigation of Ecological Impacts: A Synthesis of Highway Practice. Washington, DC: National Academy Press, 2002.
MLA-referens (9:e uppl.)Samanns, Edward. Mitigation of Ecological Impacts: A Synthesis of Highway Practice. National Academy Press, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.