Citazione Stile APA (7a Edizione)

(1979). Communism and political systems in Western Europe. Westview.

Citazione stile Chigago Style (17a edizione)

Communism and Political Systems in Western Europe. Boulder, Colo: Westview, 1979.

Citatione MLA (9a ed.)

Communism and Political Systems in Western Europe. Westview, 1979.