APA aipamena

Ridley, M. (1985). The problems of evolution. Oxford: Oxford University Press.

Chicago Style aipamena

Ridley, Mark. The Problems of Evolution. Oxford: Oxford University Press, 1985.

MLA aipamena

Ridley, Mark. The Problems of Evolution. Oxford: Oxford University Press, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.