APA (7th ed.) Citation

Yoon, H. (2016). Why? Germany. Pustaka Pelajar.

Chicago Style (17th ed.) Citation

Yoon, Hyeonu. Why? Germany. Pustaka Pelajar, 2016.

MLA (8th ed.) Citation

Yoon, Hyeonu. Why? Germany. Pustaka Pelajar, 2016.

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