Dyfyniad APA

Walton, D. (1989). Are you communicating: You can't manage without it [sound recording]. McGraw-Hill.

Dyfyniad Arddull Chicago

Walton, Donald. Are You Communicating: You Can't Manage Without It [sound Recording]. New York: McGraw-Hill, 1989.

Dyfyniad MLA

Walton, Donald. Are You Communicating: You Can't Manage Without It [sound Recording]. McGraw-Hill, 1989.

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