Chua, T. Y. (1986). The self-concepts of normal course students and their relationship to English language attainment.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chua, Tuan Yong. The Self-concepts of Normal Course Students and Their Relationship to English Language Attainment. 1986.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chua, Tuan Yong. The Self-concepts of Normal Course Students and Their Relationship to English Language Attainment. 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.