Dyfyniad APA
Keyton, J. (2006). Communication research: Asking questions,finding answers (2dn ed.). Mc graw hill.
Dyfyniad Arddull Chicago
Keyton, Joann. Communication Research: Asking Questions,finding Answers. 2dn ed. New york: Mc graw hill, 2006.
Dyfyniad MLA
Keyton, Joann. Communication Research: Asking Questions,finding Answers. 2dn ed. Mc graw hill, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.