Dyfyniad APA

Berry, T. E. (1961). The most common mistakes in english usage (First edition.). Chilton.

Dyfyniad Arddull Chicago

Berry, Thomas Elliott. The Most Common Mistakes in English Usage. First edition. Philadelphia: Chilton, 1961.

Dyfyniad MLA

Berry, Thomas Elliott. The Most Common Mistakes in English Usage. First edition. Chilton, 1961.

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