Citazione Stile APA (7a Edizione)

Frankfurt, H. G. (1988). The importance of what we care about: Philosophical essays. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Frankfurt, Harry G. The Importance of What We Care About: Philosophical Essays. Cammbridge: Cambridge University Press, 1988.

Citatione MLA (9a ed.)

Frankfurt, Harry G. The Importance of What We Care About: Philosophical Essays. Cambridge University Press, 1988.