Citazione Stile APA (7a Edizione)

Popper, K. R. (1952). The open society and its enemies ([2d ed. rev.].). Routledge & K. Paul.

Citazione stile Chigago Style (17a edizione)

Popper, Karl R. The Open Society and Its Enemies. [2d ed. rev.]. London: Routledge & K. Paul, 1952.

Citatione MLA (9a ed.)

Popper, Karl R. The Open Society and Its Enemies. [2d ed. rev.]. Routledge & K. Paul, 1952.