Cita APA (7a ed.)

Riedel, M., & Welsh, W. N. (2011). Criminal violence: Patterns, causes and prevention (3. ed.). Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Riedel, Marc, y Wayne N. Welsh. Criminal Violence: Patterns, Causes and Prevention. 3. ed. New York [u.a.]: Oxford Univ. Press, 2011.

Cita MLA (8a ed.)

Riedel, Marc, y Wayne N. Welsh. Criminal Violence: Patterns, Causes and Prevention. 3. ed. Oxford Univ. Press, 2011.