Ki-pʻyŏng O

21-segi Miguk pʻaekwŏn kwa kuk

21-segi Miguk pʻaekwŏn kwa kukche chilsŏ

2000

Chiguhwa wa chŏngchʻi pyŏnhwa

Chiguhwa wa chŏngchʻi pyŏnhwa

2000

Hanʾguk oegyoron

Hanʾguk oegyoron

1994

Hyŏndae kukche kigu chŏngchʻir

Hyŏndae kukche kigu chŏngchʻiron

1982