Williams, R. (1968). Drama; From Ibsen to brecht. Chatto & windus.
Chicago Style (17th ed.) ZitazioaWilliams, Raymond. Drama; From Ibsen to Brecht. London: Chatto & windus, 1968.
MLA (9th ed.) ZitazioaWilliams, Raymond. Drama; From Ibsen to Brecht. Chatto & windus, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.