Dyfyniad APA

Sheldon, S. (1992). The naked face. HarperCollins Publishers.

Dyfyniad Arddull Chicago

Sheldon, Sidney. The Naked Face. London: HarperCollins Publishers, 1992.

Dyfyniad MLA

Sheldon, Sidney. The Naked Face. HarperCollins Publishers, 1992.

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