Singapore. Ministry of Education. Education Statistics Section. (1982). Key education statistics. Education Statistics Section, Computer Services Branch, Planning & Review Division, Ministry of Education.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Singapore. Ministry of Education. Education Statistics Section. Key Education Statistics. [Singapore]: Education Statistics Section, Computer Services Branch, Planning & Review Division, Ministry of Education, 1982.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Singapore. Ministry of Education. Education Statistics Section. Key Education Statistics. Education Statistics Section, Computer Services Branch, Planning & Review Division, Ministry of Education, 1982.
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