Cita APA (7a ed.)

Bloxham, D., & Gerwarth, R. (2011). Political violence in twentieth-century Europe. Cambridge University Press.

Cita Chicago Style (17a ed.)

Bloxham, Donald, y Robert Gerwarth. Political Violence in Twentieth-century Europe. Cambridge ; New York: Cambridge University Press, 2011.

Cita MLA (8a ed.)

Bloxham, Donald, y Robert Gerwarth. Political Violence in Twentieth-century Europe. Cambridge University Press, 2011.