APA Style

Peck, L, H. (2022). SASMO (Singapore and Asian Schools Math Olympiad) Primary 1 Grade 1 GEP Practice 2021&2022 (1st edition). Singapore: Singapore International Mastery Contests Centre (SIMCC).

MLA Style

Peck, Leng, Ho. "SASMO (Singapore and Asian Schools Math Olympiad) Primary 1 Grade 1 GEP Practice 2021&2022". 1st edition Singapore: Singapore International Mastery Contests Centre (SIMCC), 2022. Reference.