Cita APA

Elton, G. R. 1. (1970). The practice of history (3rd impression.). London [etc.]: The Fontana Library.

Citación estilo Chicago

Elton, G. R. 1921-1994. The Practice of History. 3rd impression. London [etc.]: The Fontana Library, 1970.

Cita MLA

Elton, G. R. 1921-1994. The Practice of History. 3rd impression. London [etc.]: The Fontana Library, 1970.

Precaución: Estas citas no son 100% exactas.