APA aipamena

Thomson, K. (2006). Fossils: A Very Short Introduction (1st.). Oxford.

Chicago Style aipamena

Thomson, Keith. Fossils: A Very Short Introduction. 1st. Oxford, 2006.

MLA aipamena

Thomson, Keith. Fossils: A Very Short Introduction. 1st. Oxford, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.