APA (7th ed.) Citation

Yu, C., & Yu, Y. (2023). T'op'ik 2: Kich'ul yuhyŏng munje chip : mobail OMR chadong ch'aejŏm. Sidae Kosi Kihoek.

Chicago Style (17th ed.) Citation

Yu, Chŏng-wŏl, and Yŏn-hŭi Yu. T'op'ik 2: Kich'ul Yuhyŏng Munje Chip : Mobail OMR Chadong Ch'aejŏm. Sŏul: Sidae Kosi Kihoek, 2023.

MLA (9th ed.) Citation

Yu, Chŏng-wŏl, and Yŏn-hŭi Yu. T'op'ik 2: Kich'ul Yuhyŏng Munje Chip : Mobail OMR Chadong Ch'aejŏm. Sidae Kosi Kihoek, 2023.