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مصطلحات موضوعية: Self-control, Motivation in education, Academic achievement
وصف الملف: application/pdf
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=od______2612::01cadc8f7a76077431e8e591fbb0b61fTest
https://dione.lib.unipi.gr/xmlui/handle/unipi/2689Test