An Empirical Comparison of Pupil Achievement and Other Variables in Graded and Ungraded Classes
Kenneth D. Hopkins, O. A. Oldridge and Malcolm L. WilliamsonVolume:
2
Language:
english
Journal:
American Educational Research Journal
DOI:
10.2307/1161648
Date:
November, 1965
File:
PDF, 900 KB
english, 1965