Dyfyniad APA

Barnet, S., Berman, M., & Burto, W. (1985). Types of drama: Plays and essays (4th ed.). Little, Brown.

Dyfyniad Arddull Chicago

Barnet, Sylvan, Morton Berman, and William Burto. Types of Drama: Plays and Essays. 4th ed. Boston: Little, Brown, 1985.

Dyfyniad MLA

Barnet, Sylvan, et al. Types of Drama: Plays and Essays. 4th ed. Little, Brown, 1985.

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