Dyfyniad APA

Friend, C. (2005). Contemporary editing. Boston, MA: McGraw-Hill.

Dyfyniad Arddull Chicago

Friend, Cecilia. Contemporary Editing. Boston, MA: McGraw-Hill, 2005.

Dyfyniad MLA

Friend, Cecilia. Contemporary Editing. Boston, MA: McGraw-Hill, 2005.

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