Chŏng-ho Yi

1930

• Noinjŏng sanjo
• Tto ŏlmana kidaryŏya hana
• Umjiginŭn pyŏk
• Yi Chŏng-ho munhak chŏnjip
• 宋媛熙・李貞浩,朴婉緖選集
• 播種期
• 마그마