Achilles, C. M. (2002). Class size in the early grades: Research and practice. Phi Delta Kappa.
Chicago Style (17th ed.) CitationAchilles, Charles M. Class Size in the Early Grades: Research and Practice. Bloomington: Phi Delta Kappa, 2002.
MLA (8th ed.) CitationAchilles, Charles M. Class Size in the Early Grades: Research and Practice. Phi Delta Kappa, 2002.
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