小学生学业负担与数学成绩的关系研究:基于潜在剖面分析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1671-6981|40|6|1372-1376

ISSN: 1671-6981

Source: 心理科学, Vol.40, Iss.6, 2017-01, pp. : 1372-1376

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Abstract