Cita APA (7a ed.)

Singapur Curriculum Planning & Development Division. (2021). Social studies (First published.). Star publishing.

Cita Chicago Style (17a ed.)

Singapur Curriculum Planning & Development Division. Social Studies. First published. Singapore: Star publishing, 2021.

Cita MLA (9a ed.)

Singapur Curriculum Planning & Development Division. Social Studies. First published. Star publishing, 2021.