APA (7th ed.) Citation

Popper, K. R. (1991). The Poverty of historicism (Repr.). Routledge.

Chicago Style (17th ed.) Citation

Popper, Karl R. The Poverty of Historicism. Repr. London [etc.]: Routledge, 1991.

MLA (9th ed.) Citation

Popper, Karl R. The Poverty of Historicism. Repr. Routledge, 1991.

Warning: These citations may not always be 100% accurate.