APA (7th ed.) Citation

Sukismo & Kristiani, W. (2018). Erlangga X-Press UN Matematika SMP/MTs 2019. Erlangga.

Chicago Style (17th ed.) Citation

Sukismo and Wini Kristiani. Erlangga X-Press UN Matematika SMP/MTs 2019. Erlangga, 2018.

MLA (8th ed.) Citation

Sukismo and Wini Kristiani. Erlangga X-Press UN Matematika SMP/MTs 2019. Erlangga, 2018.

Warning: These citations may not always be 100% accurate.