Nam Chosŏn nodong kyegŭp ŭi pinʼgunghwa
By: Yun Yŏng-ho chŏ
Publisher: Chosŏn Nodongdang Chʻulpʻansa
Published: 1965
Place of publication: Pʻyŏngyang
Language: kor
Number of pages: 169
Subjects: Working class