Uri ŭi kwahak munhwajae
By: Hanʼguk Kwahak Munhwa Chae[dan] pʻyŏn.
Contributors: Hanʼguk Kwahak Munhwa Chaedan.
Series: Kyoyang kwahak sirijŭ -- 2
Publisher: Sŏhae Munjip
Published: 1997
Place of publication: Sŏul-si
Language: kor
Number of pages: 176
Subjects: Science -- Korea -- History; Technology -- Korea -- History