Cofnodi Dyfyniadau

Dyfyniad APA
Wilson, W. L. (1943). This means that (4th ed.). Walter L. Wilson.
Dyfyniad Arddull Chicago
Wilson, Walter Lewis. This Means That. 4th ed. Kansas City, Mo.: Walter L. Wilson, 1943.
Dyfyniad MLA
Wilson, Walter Lewis. This Means That. 4th ed. Walter L. Wilson, 1943.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.