Citazione Stile APA (7a Edizione)

Teh Keng Seng & Yeap Ban Har. (2007). New syllabus mathematics book 1 (6th ed.). Shinglee Publishers Ptd.

Citazione stile Chigago Style (17a edizione)

Teh Keng Seng e Yeap Ban Har. New Syllabus Mathematics Book 1. 6th ed. Singapore: Shinglee Publishers Ptd, 2007.

Citatione MLA (9a ed.)

Teh Keng Seng e Yeap Ban Har. New Syllabus Mathematics Book 1. 6th ed. Shinglee Publishers Ptd, 2007.