Cita APA (7a ed.)

Beer, M. (1920). A history of British socialism. G. Bell and Sons.

Cita Chicago Style (17a ed.)

Beer, Max. A History of British Socialism. London: G. Bell and Sons, 1920.

Cita MLA (9a ed.)

Beer, Max. A History of British Socialism. G. Bell and Sons, 1920.