Shaw, B. 1. (1979). Plays pleasant. Penguin Books.
Cita Chicago Style (17a ed.)Shaw, Bernard 1856–1950. Plays Pleasant. Harmondsworth, Middlesex: Penguin Books, 1979.
Cita MLA (9a ed.)Shaw, Bernard 1856–1950. Plays Pleasant. Penguin Books, 1979.
警告：這些引文格式不一定是100％准確.