Xu, Y., & Malmberg, L. (2021). The relationship between physical fitness and academic achievement in middle school students in Shanghai.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Xu, Y., و LE Malmberg. The Relationship Between Physical Fitness and Academic Achievement in Middle School Students in Shanghai. 2021.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Xu, Y., و LE Malmberg. The Relationship Between Physical Fitness and Academic Achievement in Middle School Students in Shanghai. 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.