APA Style

Ban, H, Y., Joseph, B, Y. (2021). Think Mathematics Secondary Textbook 1A New Syllabus Mathematics 8th Edition (1st edition). Singapore: Shinglee Publishers Pte Ltd.

MLA Style

Ban, Har, Yeap., Joseph, B.W, Yeo. "Think Mathematics Secondary Textbook 1A New Syllabus Mathematics 8th Edition". 1st edition Singapore: Shinglee Publishers Pte Ltd, 2021. Textbook.