APA Style

Trask, R. L.. (2010). Why do languages change . Cambridge: Cambridge University Press.

Chicago Style

Trask, R. L.. Why do languages change. Cambridge: Cambridge University Press, 2010. Text.

MLA Style

Trask, R. L.. Why do languages change. Cambridge: Cambridge University Press, 2010. Text.

Turabian Style

Trask, R. L.. Why do languages change. Cambridge: Cambridge University Press, 2010. Print.