Dyfyniad APA

Styles of Communication | University of Bucharest Publishing House. Cambridge University Press.

Dyfyniad Arddull Chicago

Styles of Communication | University of Bucharest Publishing House. Cambridge University Press.

Dyfyniad MLA

Styles of Communication | University of Bucharest Publishing House. Cambridge University Press.

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