Chʻŏlto unsurŭl palchŏn sikʻilte taehayŏ
By: Kim Il-sŏng
Publisher: Chosŏn Nodongdang Chʻulpʻansa
Published: 1985
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 350
Subjects: Railroads and state; Transportation and state