| 标题 |
A Study of the Performance of 5th Graders in Number Sense and its Relationship to Achievement in Mathematics |
| 网址 | |
| DOI | |
| 其它 |
期刊:International Journal of Science and Mathematics Education 作者:Der-Ching Yang; Mao-neng Li; Chih-I Lin 出版日期:2007-08-22 |
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(2025-6-4)