Hudson, W. J. (1971). Australia and Papua New Guinea. Sydney University Press.
Chicago Style aipamenaHudson, W. J. Australia and Papua New Guinea. [Sydney]: Sydney University Press, 1971.
MLA aipamenaHudson, W. J. Australia and Papua New Guinea. Sydney University Press, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.