Cita APA (7a ed.)

Alvarez, A., & Bachman, R. (2020). Violence: The enduring problem (Fourth edition.). SAGE.

Cita Chicago Style (17a ed.)

Alvarez, Alex, y Ronet Bachman. Violence: The Enduring Problem. Fourth edition. Los Angeles: SAGE, 2020.

Cita MLA (9a ed.)

Alvarez, Alex, y Ronet Bachman. Violence: The Enduring Problem. Fourth edition. SAGE, 2020.