APA Style

Hopper, Paul J., Traugott, Elizabeth Closs. (2003). Grammaticalization (2nd Edition). Cambridge: Cambridge University Press.

Chicago Style

Hopper, Paul J., Traugott, Elizabeth Closs. Grammaticalization. 2nd Edition Cambridge: Cambridge University Press, 2003. Text.

MLA Style

Hopper, Paul J., Traugott, Elizabeth Closs. Grammaticalization. 2nd Edition Cambridge: Cambridge University Press, 2003. Text.

Turabian Style

Hopper, Paul J., Traugott, Elizabeth Closs. Grammaticalization. 2nd Edition Cambridge: Cambridge University Press, 2003. Print.