Gaya APA

Kim, Nam-Gil, Irena Christine, Morin Tanang. (2010). Why? : happy science 3 (1). Jakarta: Elex Media Komputindo.

Gaya Chicago

Kim, Nam-Gil, Irena Christine, Morin Tanang. Why? : happy science 3. 1 Jakarta: Elex Media Komputindo, 2010. Text.

Gaya MLA

Kim, Nam-Gil, Irena Christine, Morin Tanang. Why? : happy science 3. 1 Jakarta: Elex Media Komputindo, 2010. Text.

Gaya Turabian

Kim, Nam-Gil, Irena Christine, Morin Tanang. Why? : happy science 3. 1 Jakarta: Elex Media Komputindo, 2010. Print.