APA (7th ed.) Zitazioa

Gwinner, E. (1990). Bird Migration. Springer-Verlag.

Chicago Style (17th ed.) Zitazioa

Gwinner, Eberhard. Bird Migration. New York: Springer-Verlag, 1990.

MLA (9th ed.) Zitazioa

Gwinner, Eberhard. Bird Migration. Springer-Verlag, 1990.