Sim, M. K. (1993). A comparative study of English used by Mandarin-speaking and non-Mandarin-speaking Malaysian-Chinese university students.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sim, Mui Kheng. A Comparative Study of English Used by Mandarin-speaking and Non-Mandarin-speaking Malaysian-Chinese University Students. 1993.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sim, Mui Kheng. A Comparative Study of English Used by Mandarin-speaking and Non-Mandarin-speaking Malaysian-Chinese University Students. 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.