APA (7th ed.) Zitazioa

Clarke, J. I. (1965). Population geography. Pergamon Press.

Chicago Style (17th ed.) Zitazioa

Clarke, John Innes. Population Geography. , New York: Pergamon Press, 1965.

MLA (9th ed.) Zitazioa

Clarke, John Innes. Population Geography. Pergamon Press, 1965.