Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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