APA引文

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

芝加哥风格引文

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

MLA引文

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

警告：这些引文格式不一定是100％准确.