Dyfyniad APA

PMcCallum, G. (1977). Seven plays from American literature. English LanguageServices.

Dyfyniad Arddull Chicago

PMcCallum, George. Seven Plays from American Literature. Culver City, Calif: English LanguageServices, 1977.

Dyfyniad MLA

PMcCallum, George. Seven Plays from American Literature. English LanguageServices, 1977.

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