Singapore. Ministry of Education. Education Statistics Section. (1982). Key education statistics. Education Statistics Section, Computer Services Branch, Planning & Review Division, Ministry of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Singapore. Ministry of Education. Education Statistics Section. Key Education Statistics. [Singapore]: Education Statistics Section, Computer Services Branch, Planning & Review Division, Ministry of Education, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Singapore. Ministry of Education. Education Statistics Section. Key Education Statistics. Education Statistics Section, Computer Services Branch, Planning & Review Division, Ministry of Education, 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.