1. Adams, J. E., & Adams, A. H. (2000). Development of an instrument to evaluate school level environments in the special sector: The Special School Level Environment Questionnaire (SSLEQ). Paper presented at the annual meeting of the American Educational Research Association, New Orleans, LA. (ERIC Document Reproduction Service No. ED441845).
2. Aldridge, J. M., Laugksch, R. C., & Fraser, B. J. (2006). School level environment and outcomes-based education in South Africa. Learning Environments Research, 9, 123–147.
3. Billingsley, B. S. (1993). Teacher retention and attrition in special and general education: A critical review of the literature. The Journal of Special Education, 27, 137–174.
4. Cameron, M. (2003). Teacher status project: Stage 1 Research: Identifying teacher status, its impact and recent teacher status initiatives. Wellington, New Zealand: Ministry of Education.
5. Certo, J. L., & Fox, J. E. (2002). Retaining quality teachers. The High School Journal, 86(1), 57–76.