APA Style

Byeon, W., Baek, S. (2021). Why? People : Albert Schweitzer (cet. 1). Jakarta: PT Elex Media Komputindo.

MLA Style

Byeon, Wangjung., Baek, Sukbong. "Why? People : Albert Schweitzer". cet. 1 Jakarta: PT Elex Media Komputindo, 2021. Buku SMP Athalia.