Dyfyniad APA

Hopper, P. J., & Traugott, E. C. (2003). Grammaticalization (2nd ed.). Cambridge University Press.

Dyfyniad Arddull Chicago

Hopper, Paul J., and Elizabeth Closs Traugott. Grammaticalization. 2nd ed. Cambridge, UK, New York, NY: Cambridge University Press, 2003.

Dyfyniad MLA

Hopper, Paul J., and Elizabeth Closs Traugott. Grammaticalization. 2nd ed. Cambridge University Press, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.