APA Citation

Kim, N., Bambang Sudiyono, & Irene Christine. (2010). Why?: Happy science 4. Jakarta: Elex Media Komputindo.

Chicago Style Citation

Kim, Nam-Gil, Bambang Sudiyono, and Irene Christine. Why?: Happy Science 4. Jakarta: Elex Media Komputindo, 2010.

MLA Citation

Kim, Nam-Gil, Bambang Sudiyono, and Irene Christine. Why?: Happy Science 4. Jakarta: Elex Media Komputindo, 2010.

Warning: These citations may not always be 100% accurate.