1. Algozzine, R. F., Barrett, S., Eber, L., George, H., Horner, R. H., Lewis, T. J., … Sugai, G. (2014). SWPBIS tiered fidelity inventory. Eugene, OR: OSEP National Technical Assistance Center on Positive Behavior Interventions and Support. Retrieved from www.pbis.org
2. Algozzine, R. F., Horner, R. H., Sugai, G., Barrett, S., Dickey, S. R., Eber, L., … Tobin, T. (2010). Evaluation blueprint for school-wide positive behavior support. Eugene, OR: National Technical Assistance Center on Positive Behavior Interventions and Support. Retrieved from www.pbis.org
3. Alter, P., & Haydon, T. (2017). Characteristics of effective classroom rules: A review of the literature. Teacher Education and Special Education, 40(2), 114–127.
4. Andreou, T. E., McIntosh, K., Ross, S. W., & Kahn, J. D. (2015). Critical incidents in sustaining school-wide positive behavioral interventions and supports. The Journal of Special Education, 49(3), 157–167.
5. Arden, S. V., Gandhi, A. G., Edmonds, R. Z., & Danielson, L. (2017). Towards more effective tiered systems: Lessons from national implementation efforts. Exceptional Children, 83(3), 269–280.