Inʼgan chungdokcha
By: Chʻoe Chŏl-lo.
Publisher: Muha Munhwasa
Published: 1964
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 126
Other titles: Chʻoe Chŏl-lo che-5 sijip