Early adolescents' perceptions of the classroom social environment, motivational beliefs, and engagement.
Patrick, Helen, Ryan, Allison M., Kaplan, AviVolume:
99
Year:
2007
Language:
english
Journal:
Journal of Educational Psychology
DOI:
10.1037/0022-0663.99.1.83
File:
PDF, 453 KB
english, 2007