TRASK, R. (1996). Language change. Routledge.
Chicago Style aipamenaTRASK, R.L. Language Change. London: Routledge, 1996.
MLA aipamenaTRASK, R.L. Language Change. Routledge, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
TRASK, R. (1996). Language change. Routledge.
Chicago Style aipamenaTRASK, R.L. Language Change. London: Routledge, 1996.
MLA aipamenaTRASK, R.L. Language Change. Routledge, 1996.