Gay, L. R., & Airasian, P. W. (2014). Educational research: Competencies for analysis and applications. Boston: Pearson.
Chicago Style aipamenaGay, L. R., và Peter W. Airasian. Educational Research: Competencies for Analysis and Applications. Boston: Pearson, 2014.
MLA aipamenaGay, L. R., và Peter W. Airasian. Educational Research: Competencies for Analysis and Applications. Boston: Pearson, 2014.
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