Brookover, W. B., Beady, C., Flood, P., Schweitzer, J. & Wisenbaker, J. (1979). School social systems and student achievement. Schools can make a difference. New York: Praeger.
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Brookover, W. B., Beady, C., Flood, P., Schweitzer, J., Wisenbaker, J. (1979). School social systems and student achievement. Schools can make a difference. New York: Praeger.
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