2012
Citation
Simonsen, B., Eber, L., Black, A. C., Sugai, G., Lewandowski, H., Sims, B., & Myers, D. (2012). Illinois statewide positive behavioral interventions and supports: Evolution and impact on student outcomes across years. Journal of Positive Behavior Interventions, 14, 5-16.
DOI
10.1177/1098300711412601