Citazione APA

Boucher, D., & Kelly, P. (2009). Political thinkers: From Socrates to the present (2nd ed.). Oxford University Press.

Stile di citazione Chicago

Boucher, David, e Paul Kelly. Political Thinkers: From Socrates to the Present. 2nd ed. Oxford: Oxford University Press, 2009.

Citazione MLA

Boucher, David, e Paul Kelly. Political Thinkers: From Socrates to the Present. 2nd ed. Oxford University Press, 2009.