Singapur Curriculum Planning & Development Division. (2021). Social studies: Normal (technical) (First published.). Hodder Education.
Chicago Style (17th ed.) CitationSingapur Curriculum Planning & Development Division. Social Studies: Normal (technical). First published. London: Hodder Education, 2021.
MLA (9th ed.) CitationSingapur Curriculum Planning & Development Division. Social Studies: Normal (technical). First published. Hodder Education, 2021.
Warning: These citations may not always be 100% accurate.