Dyfyniad APA

DeVito, J. A. (1989). The interpersonal communication book (5th ed.). Harper & Row.

Dyfyniad Arddull Chicago

DeVito, Joseph A. The Interpersonal Communication Book. 5th ed. Cambridge: Harper & Row, 1989.

Dyfyniad MLA

DeVito, Joseph A. The Interpersonal Communication Book. 5th ed. Harper & Row, 1989.

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