Dyfyniad APA

Griffin Em. (2008). A First Look at Communication Theory. New York: Mc Graw Hill.

Dyfyniad Arddull Chicago

Griffin Em. A First Look At Communication Theory. New York: Mc Graw Hill, 2008.

Dyfyniad MLA

Griffin Em. A First Look At Communication Theory. New York: Mc Graw Hill, 2008.

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