APA (7th ed.) Zitazioa

Sallis. The Figure of Nature. Indiana University Press.

Chicago Style (17th ed.) Zitazioa

Sallis. The Figure of Nature. Indiana University Press.

MLA (9th ed.) Zitazioa

Sallis. The Figure of Nature. Indiana University Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.