APA (7th ed.) Citation

U, H., Cho, W., & Pak, S. (2007). Swipke paeunŭn Hanʼgugŏ = Easy learning Korean = 쉽게 배우는 한국어. LanguagePLUS.

Chicago Style (17th ed.) Citation

U, Hyŏng-sik, Wi-su Cho, and Sŏng-gyŏng Pak. Swipke Paeunŭn Hanʼgugŏ = Easy Learning Korean = 쉽게 배우는 한국어. Sŏul: LanguagePLUS, 2007.

MLA (8th ed.) Citation

U, Hyŏng-sik, et al. Swipke Paeunŭn Hanʼgugŏ = Easy Learning Korean = 쉽게 배우는 한국어. LanguagePLUS, 2007.