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Nonlinear relations between achievement and academic self-concepts in elementary and secondary school: an integrative data analysis across 13 countries /

Keller, Lena.

Nonlinear relations between achievement and academic self-concepts in elementary and secondary school: an integrative data analysis across 13 countries / Lena Killer, Franzis Preckel, and Martin Brunner. - Washington; American Psychological Association, April 2021. - volume 113, pages 585-604, illustration.


Psychology.
Academic Achievement.
Mathematics.

DPer 370.15 J826 April - May 2021 v113no. 3-4