APA (7th ed.) Citation

Burckhardt, J., Middlemore, S., & Burke, P. (1990). The civilization of the Renaissance in Italy. Penguin Books.

Chicago Style (17th ed.) Citation

Burckhardt, Jacob, S.G.C Middlemore, and Peter Burke. The Civilization of the Renaissance in Italy. London: Penguin Books, 1990.

MLA (8th ed.) Citation

Burckhardt, Jacob, et al. The Civilization of the Renaissance in Italy. Penguin Books, 1990.