Dyfyniad APA

(1997). The guide to selecting plays (89th ed.). Samuel French.

Dyfyniad Arddull Chicago

The Guide to Selecting Plays. 89th ed. London: Samuel French, 1997.

Dyfyniad MLA

The Guide to Selecting Plays. 89th ed. Samuel French, 1997.

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