After-School Supervision and Children's Cognitive Achievement
Welsch, David M.; Zimmer, David M.
- 期刊名称The B.E. Journal of Economic Analysis & Policy
- 作者Welsch, David M.; Zimmer, David M.
- 卷第8卷
- 期第1期
- 电子ISSN1935-1682
- 文件大小304.24KB
- 发表时间2008-01-12
- DOI10.2202/1935-1682.2042