W. W. Gilbert. (1985). Regional geography; a post-matriculation. Tuiversity of London Press.
Chicago Style (17. basım) AtıfW. W. Gilbert. Regional Geography; a Post-matriculation. Londo: Tuiversity of London Press, 1985.
MLA (9th ed.) AtıfW. W. Gilbert. Regional Geography; a Post-matriculation. Tuiversity of London Press, 1985.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..