APA (7th ed.) Zitazioa
Starr, C. (1996). Biology: Concepts and applications (3rd ed.). Wadsworth.
Chicago Style (17th ed.) Zitazioa
Starr, Cecie. Biology: Concepts and Applications. 3rd ed. Belmont,CA: Wadsworth, 1996.
MLA (9th ed.) Zitazioa
Starr, Cecie. Biology: Concepts and Applications. 3rd ed. Wadsworth, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.