APA (7th ed.) Citation

Heller, Á. (2016). A theory of history. Routledge.

Chicago Style (17th ed.) Citation

Heller, Ágnes. A Theory of History. London: Routledge, 2016.

MLA (9th ed.) Citation

Heller, Ágnes. A Theory of History. Routledge, 2016.

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