Dyfyniad APA
Crystal, David (Editor). (1994). The Cambridge Encyclopedia (2nd ed.). Cambridge University.
Dyfyniad Arddull Chicago
Crystal, David (Editor). The Cambridge Encyclopedia. 2nd ed. New York: Cambridge University, 1994.
Dyfyniad MLA
Crystal, David (Editor). The Cambridge Encyclopedia. 2nd ed. Cambridge University, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.