Cita APA (7th ed.)

Held, D. 1. 2. (1987). Models of democracy. Polity Press.

Cita Chicago (17th ed.)

Held, David 1951– 2019. Models of Democracy. London: Polity Press, 1987.

Cita MLA (9th ed.)

Held, David 1951– 2019. Models of Democracy. Polity Press, 1987.