Wright, D. A., & Welbourn, P. (2002). Environmental toxicology. Cambridge : Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Wright, David A., agus Pamela Welbourn. Environmental Toxicology. Cambridge : Cambridge University Press, 2002.
Lua MLA (9ú heag.)Wright, David A., agus Pamela Welbourn. Environmental Toxicology. Cambridge : Cambridge University Press, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.