Cita APA (7a ed.)

Klein, R. H., & Schermer, V. L. (2018). Violence in America: Group therapists reflect on causes and solutions. Routledge.

Cita Chicago Style (17a ed.)

Klein, Robert H., y Victor L. Schermer. Violence in America: Group Therapists Reflect on Causes and Solutions. London New York: Routledge, 2018.

Cita MLA (8a ed.)

Klein, Robert H., y Victor L. Schermer. Violence in America: Group Therapists Reflect on Causes and Solutions. Routledge, 2018.