Yun-p'yo Hong

1942

• 16-segi Han'gŭl sŏyesa
• Chŭngsu Muwŏnnok ŏnhae
• Han'gŭl iyagi
• Koŏ taesajŏn
• Kugŏ chŏngbohak
• Kugŏsa charyo kangdok