Siew, T. C. (1977). Ethnic quotas and ethnic boundaries: The use of ethnicity to categorize labor and social relationships in the Malaysian factory.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Siew, Tuan Chew. Ethnic Quotas and Ethnic Boundaries: The Use of Ethnicity to Categorize Labor and Social Relationships in the Malaysian Factory. 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Siew, Tuan Chew. Ethnic Quotas and Ethnic Boundaries: The Use of Ethnicity to Categorize Labor and Social Relationships in the Malaysian Factory. 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.