Gaya APA

LTD, S, P, P. (2021). Think! Mathematics Workbook Secondary 2A: New Syllabus Mathematics 8th Edition . Singapore: Shinglee Publishers PTE LTD.

Gaya MLA

LTD, SHINGLEE, PUBLISHERS, PTE. "Think! Mathematics Workbook Secondary 2A: New Syllabus Mathematics 8th Edition". Singapore: Shinglee Publishers PTE LTD, 2021. Text.