APA Style

Har, Dr Yeap Ban. (2020). Think! Additional Mathematics Workbook 1B 8th Edition . Hillview: SL Education.

Chicago Style

Har, Dr Yeap Ban. Think! Additional Mathematics Workbook 1B 8th Edition. Hillview: SL Education, 2020. .

MLA Style

Har, Dr Yeap Ban. Think! Additional Mathematics Workbook 1B 8th Edition. Hillview: SL Education, 2020. .

Turabian Style

Har, Dr Yeap Ban. Think! Additional Mathematics Workbook 1B 8th Edition. Hillview: SL Education, 2020. .