Yun, Y. (2008). Nam-Pukhan hwanʼgyŏng chŏngchʻaek pigyo yŏnʼgu (Chʻopʻan.). Sŏul: Sŏul Taehakkyo Chʻulpʻanbu.
Chicago Style CitationYun, Yŏ-chʻang. Nam-Pukhan Hwanʼgyŏng Chŏngchʻaek Pigyo Yŏnʼgu. Chʻopʻan. Sŏul: Sŏul Taehakkyo Chʻulpʻanbu, 2008.
MLA CitationYun, Yŏ-chʻang. Nam-Pukhan Hwanʼgyŏng Chŏngchʻaek Pigyo Yŏnʼgu. Chʻopʻan. Sŏul: Sŏul Taehakkyo Chʻulpʻanbu, 2008.
Warning: These citations may not always be 100% accurate.