TY  - BOOK
AU  - Kretschmann, Julia.
AU  - Kretschmann, Julia.
AU  - Vock, Miriam.
AU  - Lüdtke, Oliver.
AU  - Jansen, Malte.
AU  - Gronostaj, Anna.
TI  - Effects of grade retention on students' motivation: a longitudinal study over 3 years of secondary school 
U1  - DPer 370.15 J826 October-November 2019 v. 111 n. 7-8 
PY  - 2019///
CY  - Washington, D.C.
PB  - American Psychological Association
KW  - Academic achievement
KW  - Grade repetition
KW  - Student development
N1  - Journal of Educational Psychology, vol. 111, no. 8, pages 1432-1446, November 2019
ER  -