APA (7th ed.) Zitazioa

Popper, K. (1994). The Poverty of Historicism. Routledge.

Chicago Style (17th ed.) Zitazioa

Popper, Karl. The Poverty of Historicism. London: Routledge, 1994.

MLA (9th ed.) Zitazioa

Popper, Karl. The Poverty of Historicism. Routledge, 1994.