Nodong chohap ŭi chosa yŏnʼgu immun
By: Pʻyŏnjippu pʻyŏn.
Contributors: Paeksan Sŏdang. Pʻyŏnjippu.
Edition: Chʻopʻan
Series: Paeksan munʼgo -- 5
Publisher: Paeksan Sŏdang
Published: 1984
Place of publication: Sŏul
Language: kor
Number of pages: 123
Subjects: Labor and laboring classes -- Research