우주 로 가는 계단
Subtitle: Chŏn Su-gyŏng changp'yŏn tonghwa
By: So Yun-gyŏng kŭrim
Edition: Ch'op'an.
Series: Ch'angbi adong mun'go -- 303
Publisher: Ch'angbi
Published: 2019
Place of publication: Kyŏnggi-do P'aju-si
Language: kor
Number of pages: 175
ISBN-13: 9788936443030
Other titles: Uju ro kanŭn kyedan
Notes: Includes bibliographical references (page 175).