APA (7th ed.) Zitazioa

Shaw, G. B. (1946). Plays pleasant. Penguin Books.

Chicago Style (17th ed.) Zitazioa

Shaw, George Bernard. Plays Pleasant. Harmondsworth: Penguin Books, 1946.

MLA (9th ed.) Zitazioa

Shaw, George Bernard. Plays Pleasant. Penguin Books, 1946.