| 标题 |
The Development of the Concepts of Effort and Ability, Perception of Academic Attainment, and the Understanding That Difficult Tasks Require More Ability |
| 网址 | |
| DOI | |
| 其它 |
期刊:Child Development 作者:John G. Nicholls 出版日期:1978-09-01 |
| 求助人 | |
| 下载 | 求助已完成,仅限求助人下载。 |
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(2025-6-4)