Gaya APA

Yeong-seon, C., Supriadi, D. (2010). Why? Chemestry = Why? Kimia . Jakarta: Elex Media Komputindo.

Gaya MLA

Yeong-seon, Cho., Supriadi, Deni. "Why? Chemestry = Why? Kimia". Jakarta: Elex Media Komputindo, 2010. Text.