Dyfyniad APA

Glencoe Publishing Co. Writer's choice: Grammar and composition.

Dyfyniad Arddull Chicago

Glencoe Publishing Co. Writer's Choice: Grammar and Composition.

Dyfyniad MLA

Glencoe Publishing Co. Writer's Choice: Grammar and Composition.

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