Jeffries Michael J. (2005). Biodiversity and conservation (2nd ed.). Routledge.
Chicago Style aipamenaJeffries Michael J. Biodiversity and Conservation. 2nd ed. London: Routledge, 2005.
MLA aipamenaJeffries Michael J. Biodiversity and Conservation. 2nd ed. Routledge, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.