Dyfyniad APA

O'Neill, E. (1951). Six modern American plays. Modern Library.

Dyfyniad Arddull Chicago

O'Neill, Eugene. Six Modern American Plays. New York: Modern Library, 1951.

Dyfyniad MLA

O'Neill, Eugene. Six Modern American Plays. Modern Library, 1951.

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