Magno, M. M. (2007). High school students' optimism, procrastination, and learning task outcomes.
Chicago Style (17. basım) AtıfMagno, Marjorie M. High School Students' Optimism, Procrastination, and Learning Task Outcomes. 2007.
MLA (9th ed.) AtıfMagno, Marjorie M. High School Students' Optimism, Procrastination, and Learning Task Outcomes. 2007.
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