Popper, K. (1962). The open society and its enemies. Routledge & Kegan.
Lua i Stíl Chicago (17ú heag.)Popper, K.R. The Open Society and Its Enemies. London: Routledge & Kegan, 1962.
Lua MLA (9ú heag.)Popper, K.R. The Open Society and Its Enemies. Routledge & Kegan, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.