APA aipamena

Hopkin, S., Sibly, R., & Walker, C. (1996). Principles of ecotoxicology. London: Taylor and Francis.

Chicago Style aipamena

Hopkin, S.P., R.M Sibly, và C.H Walker. Principles of Ecotoxicology. London: Taylor and Francis, 1996.

MLA aipamena

Hopkin, S.P., R.M Sibly, và C.H Walker. Principles of Ecotoxicology. London: Taylor and Francis, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.