Dyfyniad APA

O'Dell, F. (2002). Objective CAE. Cambridge: Cambridge University Press.

Dyfyniad Arddull Chicago

O'Dell, Fecility. Objective CAE. Cambridge: Cambridge University Press, 2002.

Dyfyniad MLA

O'Dell, Fecility. Objective CAE. Cambridge: Cambridge University Press, 2002.

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