Shaw, B. (1946). Plays unpleasant. Penguin.
Cita Chicago (17th ed.)Shaw, Bernard. Plays Unpleasant. Harmondsworth: Penguin, 1946.
Cita MLA (8th ed.)Shaw, Bernard. Plays Unpleasant. Penguin, 1946.
Atenció: Aquestes cites poden no estar 100% correctes.