APA (7th ed.) Zitazioa

Barker, H. (2008). Howard Barker: Plays three. Oberon Books.

Chicago Style (17th ed.) Zitazioa

Barker, Howard. Howard Barker: Plays Three. London: Oberon Books, 2008.

MLA (9th ed.) Zitazioa

Barker, Howard. Howard Barker: Plays Three. Oberon Books, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.