Cita APA (7a ed.)

Collingwood, R. G., & Knox, T. M. (1956). The idea of history. Oxford University Press.

Cita Chicago Style (17a ed.)

Collingwood, R. G., y T. M. Knox. The Idea of History. New York: Oxford University Press, 1956.

Cita MLA (8a ed.)

Collingwood, R. G., y T. M. Knox. The Idea of History. Oxford University Press, 1956.