Yi, Chŏng-hŭi

Iik chiptan chŏngch'i

Hyŏndae kukche chŏngchʻi iron kwa Hanʼgukchŏk suyong

Hyŏndae chŏngchʻi sasang kwa Hanʼgukchŏk suyong

Hyŏndae pigyo chŏngchʻi iron kwa Hanʼgukchŏk suyong