TTasan nonchingTasan nonchingde Yag-yong ChŏngMateriasHistoryEdiciones (1)Tasan nonching. (1974)Chŏngum-sa · korMás obras de Yag-yong ChŏngAAŏn kakpiAŏn kakpiCChŏngchʻejŏn chungbyŏnChŏngchʻejŏn chungbyŏnCChŏng Yag-yongChŏng Yag-yong