Kangguk kŏnsŏl ŭi saengmyŏngsŏn
By: p'ilcha Kim Chŏng-nam
Publisher: P'yŏngyang Ch'ulp'ansa
Published: 2018
Place of publication: P'yŏngyang
Language: kor
Number of pages: 263
ISBN-13: 9789946310909
Subjects: Science and state; Technology and state; History