Style de citation APA (7e éd.)

Wickham, C. (2015). Sleepwalking into a New World: The Emergence of Italian City Communes in the Twelfth Century. Princeton University Press.

Style de citation Chicago (17e éd.)

Wickham, Chris. Sleepwalking into a New World: The Emergence of Italian City Communes in the Twelfth Century. Princeton, NJ: Princeton University Press, 2015.

Style de citation MLA (8e éd.)

Wickham, Chris. Sleepwalking into a New World: The Emergence of Italian City Communes in the Twelfth Century. Princeton University Press, 2015.