![The Development and Validation of Scales Assessing Students' Achievement Goal Orientations]()
The Development and Validation of Scales Assessing Students' Achievement Goal OrientationsMidgley, Carol; Kaplan, Avi; Middleton, Michael; Maehr, Martin L.; Urdan, Tim; Anderman, Lynley Hicks; Anderman, Eric; Roeser, Robert · Contemporary Educational Psychology · 1998