Daniel Nettle. (1999). Lingustic diversity. Oxford University Press.
Chicago Style aipamenaDaniel Nettle. Lingustic Diversity. New York: Oxford University Press, 1999.
MLA aipamenaDaniel Nettle. Lingustic Diversity. Oxford University Press, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.