Singapore. Registry of Births and Deaths. (1981). Report on registration of births and deaths. Republic of Singapore.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Singapore. Registry of Births and Deaths. Report on Registration of Births and Deaths. Singapore: Republic of Singapore, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Singapore. Registry of Births and Deaths. Report on Registration of Births and Deaths. Republic of Singapore, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.