Holroyd, M. (1991). Bernhard Shaw. Random House.
Cita Chicago (17th ed.)Holroyd, Michael. Bernhard Shaw. New York: Random House, 1991.
Cita MLA (8th ed.)Holroyd, Michael. Bernhard Shaw. Random House, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.