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2. Brookover, W. B., & Lezotte, L. W. (1979). Changes in school characteristics coincident with changes in pupil achievement. East Lansing, MI: Institute for Research on Teaching. College of Education, Michigan State University.
3. School social systems and pupil achievement: schools can make a difference;Brookover,1979
4. Brophy, J. E., & Evertson, C. M. (1974). Process-product correlations in the Texas teacher effectiveness study. Report No. 74-4. Austin, TX: University of Texas Research and Development Center for teacher Education.
5. Catholic schools and the common good;Bryk,1993