Cita APA (7a ed.)

Todd, A., Brown, R., & Smith, D. (2001). Democracies and dictatorships: Europe and the world 1919 - 1989 (1. publ.). Cambridge Univ. Press.

Cita Chicago Style (17a ed.)

Todd, Allan, Richard Brown, y David Smith. Democracies and Dictatorships: Europe and the World 1919 - 1989. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 2001.

Cita MLA (9a ed.)

Todd, Allan, et al. Democracies and Dictatorships: Europe and the World 1919 - 1989. 1. publ. Cambridge Univ. Press, 2001.