APA (7th ed.) Citation

Yu, S. H., & Jang, S. H. (2019). Ttung bo gae Gwang chil i (Cho pan 2 swae.). Truebook Sinsago.

Chicago Style (17th ed.) Citation

Yu, Sun Hui, and Seon Hwan Jang. Ttung Bo Gae Gwang Chil I. Cho pan 2 swae. Seoul si: Truebook Sinsago, 2019.

MLA (9th ed.) Citation

Yu, Sun Hui, and Seon Hwan Jang. Ttung Bo Gae Gwang Chil I. Cho pan 2 swae. Truebook Sinsago, 2019.