APA (7th ed.) Zitazioa

W. W. Gilbert. (1985). Regional geography; a post-matriculation. Tuiversity of London Press.

Chicago Style (17th ed.) Zitazioa

W. W. Gilbert. Regional Geography; a Post-matriculation. Londo: Tuiversity of London Press, 1985.

MLA (9th ed.) Zitazioa

W. W. Gilbert. Regional Geography; a Post-matriculation. Tuiversity of London Press, 1985.