Yŏksa insik ŭi kilchabi
By: Pak Su-chʻŏn chiŭm.
Edition: Chʻopʻan
Series: Tongnyŏk munʼgo -- 7
Publisher: Tongnyŏk
Published: 1988
Place of publication: Sŏul
Language: kor
Number of pages: 173
Subjects: Labor and laboring classes; Labor movement