Uri nara ŭi kwahak kisul ŭl palchŏn sikʻilte taehayŏ
By: Kim Il-sŏng
Publisher: Chosŏn Nodongdang Chʻulpʻansa
Published: 1986
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 497
Subjects: Technology and state; Science and state