鐵勞二十年史
Publisher: Chŏnʾguk Chʻŏlto Nodong Chohap Chʻŏllo Isimnyŏnsa Pʻyŏnchʻan Wiwŏnhoe
Published: 1967
Place of publication: Sŏul
Language: kor
Number of pages: 263
Other titles: Chʻŏllo isimnyŏnsa