APA Style

SASMO (Singapore and Asian Schools Math Olympiad) Primary 3 [Grade 3] Math Competitions 2019 to 2020 contest problems with full solutions. (2021). Singapore: Singapore International Mastery Contests Centre (SIMCC).

MLA Style

SASMO (Singapore and Asian Schools Math Olympiad) Primary 3 [Grade 3] Math Competitions 2019 to 2020 contest problems with full solutions. 1st edtion. Singapore: Singapore International Mastery Contests Centre (SIMCC), 2021. Reference.