Kaltŭng pŏrigi
Subtitle: in'gan kwan'gye ŭi kaltŭng ŭl haegyŏl hanŭn p'iltoksŏ
Publisher: Chisik kwa Kamsŏng
Published: 2020
Place of publication: Sŏul
Language: kor
ISBN-13: 9791165525132