슬픔은흘러야한다
Subtitle: 106-il kan Irakʻŭ hŭimang ŭi kirok : Yun Chŏng-ŭn, sajin kwa kŭl ro kirokhada
Edition: 1-pʻan.
Publisher: Chŭlgŏun Sangsang
Published: 2005
Place of publication: Sŏul-si
Language: kor
Number of pages: 254
ISBN-13: 9788995343968
Other titles: Sŭlpʻŭm ŭn hŭlloya handa