Citazione Stile APA (7a Edizione)

Heywood, A. (2017). Political Ideologies: An introduction . (6th ed.). Palgrave.

Citazione stile Chigago Style (17a edizione)

Heywood, Andrew. Political Ideologies: An Introduction . 6th ed. London: Palgrave, 2017.

Citatione MLA (9a ed.)

Heywood, Andrew. Political Ideologies: An Introduction . 6th ed. Palgrave, 2017.