Dyfyniad APA

Shakespeare, W., & Crowther, J. (2004). Richard III. SparkNotes.

Dyfyniad Arddull Chicago

Shakespeare, William, and John Crowther. Richard III. New York: SparkNotes, 2004.

Dyfyniad MLA

Shakespeare, William, and John Crowther. Richard III. SparkNotes, 2004.

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