Citazione Stile APA (7a Edizione)

Teh Keng Seng & Yeap Ban Har. (2008). New syllabus mathematics 4 (6th ed.). Shinglee Publishers.

Citazione stile Chigago Style (17a edizione)

Teh Keng Seng e Yeap Ban Har. New Syllabus Mathematics 4. 6th ed. Singapore: Shinglee Publishers, 2008.

Citatione MLA (9a ed.)

Teh Keng Seng e Yeap Ban Har. New Syllabus Mathematics 4. 6th ed. Shinglee Publishers, 2008.