Smith, G., Glaser, D., Nunno, M., & Tooman, P. (1993). Systemic approaches to training in child protection. Karnac Books.

Smith, Gerrilyn, Danya Glaser, Michael Nunno, and Patrick Tooman. Systemic Approaches to Training in Child Protection. London: Karnac Books, 1993.

Smith, Gerrilyn, et al. Systemic Approaches to Training in Child Protection. Karnac Books, 1993.