Land, K. C., McCall, P. L., & Williams, J. R. (1992). Intensive Supervision of Status Offenders: Evidence on Continuity of Treatment Effects for Juveniles and a 'Hawthorne Effect' for Counselors. In J. McCord & R. E. Tremblay (Eds.), Preventing Antisocial Behavior: Interventions from Birth through Adolescence (pp. 330–349). New York: Guilford Press.

Land, K. C., P. L. McCall, and J. R. Williams. “Intensive Supervision of Status Offenders: Evidence on Continuity of Treatment Effects for Juveniles and a 'Hawthorne Effect' for Counselors.” In Preventing Antisocial Behavior: Interventions from Birth through Adolescence, edited by J. McCord and R. E. Tremblay, 330–49. New York: Guilford Press, 1992.

Land KC, McCall PL, Williams JR. Intensive Supervision of Status Offenders: Evidence on Continuity of Treatment Effects for Juveniles and a 'Hawthorne Effect' for Counselors. In: McCord J, Tremblay RE, editors. Preventing Antisocial Behavior: Interventions from Birth through Adolescence. New York: Guilford Press; 1992. p. 330–49.

Land, K. C., et al. “Intensive Supervision of Status Offenders: Evidence on Continuity of Treatment Effects for Juveniles and a 'Hawthorne Effect' for Counselors.” Preventing Antisocial Behavior: Interventions from Birth through Adolescence, edited by J. McCord and R. E. Tremblay, Guilford Press, 1992, pp. 330–49.

Land KC, McCall PL, Williams JR. Intensive Supervision of Status Offenders: Evidence on Continuity of Treatment Effects for Juveniles and a 'Hawthorne Effect' for Counselors. In: McCord J, Tremblay RE, editors. Preventing Antisocial Behavior: Interventions from Birth through Adolescence. New York: Guilford Press; 1992. p. 330–349.