توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Chong, C. (1993). Differences in family background, IQ, self-concept and homework hours between achieving and non-achieving Chinese schools students.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Chong, Chiew-Kieok. Differences in Family Background, IQ, Self-concept and Homework Hours Between Achieving and Non-achieving Chinese Schools Students. 1993.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Chong, Chiew-Kieok. Differences in Family Background, IQ, Self-concept and Homework Hours Between Achieving and Non-achieving Chinese Schools Students. 1993.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.