APA (7th ed.) Citation

Yun, H., & 윤형두. (2007). Yet chʻaek ŭi Hanʼgŭl pʻanbon (Chʻopʻan.). Pŏmusa.

Chicago Style (17th ed.) Citation

Yun, Hyŏng-du, and 윤형두. Yet Chʻaek Ŭi Hanʼgŭl Pʻanbon. Chʻopʻan. Kyŏnggi-do Pʻaju-si: Pŏmusa, 2007.

MLA (8th ed.) Citation

Yun, Hyŏng-du, and 윤형두. Yet Chʻaek Ŭi Hanʼgŭl Pʻanbon. Chʻopʻan. Pŏmusa, 2007.

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