Dyfyniad APA
Davis, C. (2010). How to write persuasively today. Greenwood.
Dyfyniad Arddull Chicago
Davis, Carolyn. How to Write Persuasively Today. Santa Barbara, Calif.: Greenwood, 2010.
Dyfyniad MLA
Davis, Carolyn. How to Write Persuasively Today. Greenwood, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.