Cita APA (7a ed.)

Armstrong, T., & Armstrong, T. L. (1991). Intensive interventions with high-risk youths: Promising approaches in juvenile probation and parole. Criminal Justice Press.

Cita Chicago Style (17a ed.)

Armstrong, Troy, y Troy L. Armstrong. Intensive Interventions with High-risk Youths: Promising Approaches in Juvenile Probation and Parole. Monsey, NY: Criminal Justice Press, 1991.

Cita MLA (8a ed.)

Armstrong, Troy, y Troy L. Armstrong. Intensive Interventions with High-risk Youths: Promising Approaches in Juvenile Probation and Parole. Criminal Justice Press, 1991.