Cita APA (7a ed.)

Purdom, C. B. (1966). A guide to the plays of Bernard Shaw. Methuen.

Cita Chicago Style (17a ed.)

Purdom, C. B. A Guide to the Plays of Bernard Shaw. London: Methuen, 1966.

Cita MLA (9a ed.)

Purdom, C. B. A Guide to the Plays of Bernard Shaw. Methuen, 1966.