Citazione Stile APA (7a Edizione)

Singapur Curriculum Planning & Development Division. (2021). Social studies: G1 humanities (First published.). Hodder Education.

Citazione stile Chigago Style (17a edizione)

Singapur Curriculum Planning & Development Division. Social Studies: G1 Humanities. First published. London: Hodder Education, 2021.

Citatione MLA (9a ed.)

Singapur Curriculum Planning & Development Division. Social Studies: G1 Humanities. First published. Hodder Education, 2021.