Cita APA (7th ed.)

Holroyd, M. (1990). Bernard Shaw (1st Vintage Books ed.). Vintage Books.

Cita Chicago (17th ed.)

Holroyd, Michael. Bernard Shaw. 1st Vintage Books ed. New York: Vintage Books, 1990.

Cita MLA (9th ed.)

Holroyd, Michael. Bernard Shaw. 1st Vintage Books ed. Vintage Books, 1990.