APA Style

Maren, D. (2023). SASMO (Singapore and Asian Schools Math Olympiad) Primary 4 Grade 4 Math Olympiad 2021 & 2022 (1st edition). Singapore: Singapore International Mastery Contests Centre (SIMCC).

MLA Style

Maren, Daniels. "SASMO (Singapore and Asian Schools Math Olympiad) Primary 4 Grade 4 Math Olympiad 2021 & 2022". 1st edition Singapore: Singapore International Mastery Contests Centre (SIMCC), 2023. Reference.