APA Style

P.Arnason, J., A.Raaflaub, K. (2011). The Roman Empire In Context; Historical And Comparative Perspectives . : Wiley-Blackwell.

MLA Style

P.Arnason, Johann., A.Raaflaub, Kurt. "The Roman Empire In Context; Historical And Comparative Perspectives". : Wiley-Blackwell, 2011. Textbook.