Dyfyniad APA

Ashworth, A. (1999). Principles of criminal law (3rd ed.). Oxford.

Dyfyniad Arddull Chicago

Ashworth, Andrew. Principles of Criminal Law. 3rd ed. N.Y: Oxford, 1999.

Dyfyniad MLA

Ashworth, Andrew. Principles of Criminal Law. 3rd ed. Oxford, 1999.

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