Yun-hwan O

Kugyŏk Maegok ilgi

Kugyŏk Maegok ilgi

2007

Kugyŏk Maegok yugo

Kugyŏk Maegok yugo

2006

Paekche kodo Kongju ŭi myŏngsu

Paekche kodo Kongju ŭi myŏngsung kojŏk

1962

Paekche kodo Kongju ŭi kojŏk k

Paekche kodo Kongju ŭi kojŏk kwa myŏngsŭng

1956