APA-Zitierstil (7. Ausg.)

Popper, K. (1952). The open society and its enemies (2nd rev. ed.). Routledge & Kegan Paul.

Chicago-Zitierstil (17. Ausg.)

Popper, K.R. The Open Society and Its Enemies. 2nd rev. ed. London: Routledge & Kegan Paul, 1952.

MLA-Zitierstil (8. Ausg.)

Popper, K.R. The Open Society and Its Enemies. 2nd rev. ed. Routledge & Kegan Paul, 1952.