Gaya APA

Wangjung, P., Wijayanti, D, A. (2021). Why? people: leonardo da vinci . Jakarta: Pt. Elex Media Komputindo.

Gaya MLA

Wangjung, Pyeon., Wijayanti, Dhani, Astrini. "Why? people: leonardo da vinci". Jakarta: Pt. Elex Media Komputindo, 2021. Text.