Chapman, J. L., & Reiss, M. J. (1999). Ecology: Principles and applications (Second edition.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Chapman, J. L., agus Michael J. Reiss. Ecology: Principles and Applications. Second edition. Cambridge ; New York, NY: Cambridge University Press, 1999.
Lua MLA (8ú heag.)Chapman, J. L., agus Michael J. Reiss. Ecology: Principles and Applications. Second edition. Cambridge University Press, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.