Gaya APA

Cho, Yeong-seon. (2010). Why?: kimia . Jakarta: Elex Media Komputindo.

Gaya Chicago

Cho, Yeong-seon. Why?: kimia. Jakarta: Elex Media Komputindo, 2010. Text.

Gaya MLA

Cho, Yeong-seon. Why?: kimia. Jakarta: Elex Media Komputindo, 2010. Text.

Gaya Turabian

Cho, Yeong-seon. Why?: kimia. Jakarta: Elex Media Komputindo, 2010. Print.