George, R., & Richard George. (2004). Marketing South African tourism. Oxford,New York: Oxford University Press.
Chicago Style aipamenaGeorge, Richard, và Richard George. Marketing South African Tourism. Oxford,New York: Oxford University Press, 2004.
MLA aipamenaGeorge, Richard, và Richard George. Marketing South African Tourism. Oxford,New York: Oxford University Press, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.