APA (7th ed.) Citation

Barker, H. (2009). Howard Barker: Plays five. Oberon Books.

Chicago Style (17th ed.) Citation

Barker, Howard. Howard Barker: Plays Five. London [England]: Oberon Books, 2009.

MLA (9th ed.) Citation

Barker, Howard. Howard Barker: Plays Five. Oberon Books, 2009.