Cita APA (7a ed.)

Duverger Maurice. (1954). Political parties. Methuen & co ltd.

Cita Chicago Style (17a ed.)

Duverger Maurice. Political Parties. London: Methuen & co ltd, 1954.

Cita MLA (9a ed.)

Duverger Maurice. Political Parties. Methuen & co ltd, 1954.