MMaengja Yulgok ŏnhaeMaengja Yulgok ŏnhaede I YiEdiciones (1)Maengja Yulgok ŏnhae. (1984)Hongmunʼgak · korMás obras de I YiKKugyŏk Yulgok chipKugyŏk Yulgok chipKKugyŏk Yulgok chŏnsŏKugyŏk Yulgok chŏnsŏKKugyŏk Yulgok chŏnsŏ chŏngsŏnKugyŏk Yulgok chŏnsŏ chŏngsŏn