Cita APA (7th ed.)

Winterling, A., Schneider, D. L., Most, G. W., & Psoinos, P. (2011). Caligula: A biography. University of California Press.

Cita Chicago (17th ed.)

Winterling, Aloys, Deborah Lucas Schneider, Glenn W. Most, i Paul Psoinos. Caligula: A Biography. Berkeley ; Los Angeles ; London: University of California Press, 2011.

Cita MLA (8th ed.)

Winterling, Aloys, et al. Caligula: A Biography. University of California Press, 2011.