Chʻilsimnyŏn tae ŭi sanŏp sahoe wa illyŏk kaebal taechʻaek chʻoego kwallichʻŭng tʻŭkpyŏl simpʻojium chonghap kyŏlgwa pogosŏ
Publisher: Nodongchʻŏng Hanʼguk Sanŏp Kaebal (KID) Yŏnʼguso
Published: 1969
Place of publication: [Sŏul]
Language: kor
Number of pages: 207
Subjects: Labor and laboring classes; Congresses