Springer, M. G. (2009). Performance incentives: Their growing impact on American K-12 education. Brookings Institution Press.
Chicago-tyylinen lähdeviittausSpringer, Matthew G. Performance Incentives: Their Growing Impact On American K-12 Education. Brookings Institution Press, 2009.
MLA-viiteSpringer, Matthew G. Performance Incentives: Their Growing Impact On American K-12 Education. Brookings Institution Press, 2009.
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