Kretschmann, Julia. <br/><br/>
Effects of grade retention on students' motivation :  a longitudinal study over 3 years of secondary school / 
Julia Kretschmann, Miriam Vock, Oliver Lüdtke, Malte Jansen, and Anna Gronostaj. 
 - Washington, D.C. ;  American Psychological Association ,  November 2019. 
 - Volume 111, pages 1432-1446 :  illustration ;  28 cm. 
<br/><br/> Journal of Educational Psychology, vol. 111, no. 8, pages 1432-1446, November 2019. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Academic achievement.<br/>Grade repetition.<br/>Student development.
<br/><br/><label>Dewey Class. No.: </label>DPer 370.15 J826 October-November 2019 v. 111 n. 7-8