Gay, L. R. (2008). Educational research: Competencies for analysis and application. Harlow: Prentice Hall.
シカゴスタイル引用形Gay, L. R. Educational Research: Competencies for Analysis and Application. Harlow: Prentice Hall, 2008.
MLA引用形式Gay, L. R. Educational Research: Competencies for Analysis and Application. Harlow: Prentice Hall, 2008.
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