Title: Hanʾguk ŭi kwahak kisul chŏngchʻaek : han chŏngchʻaek ibanja ŭi chŭngŏn /
Authors: Chŏn, Sang-gŭn.
Publisher: Chŏngusa,
Year: 1982
Subjects: Chŏn, Sang-gŭn.; Technological innovations Government policy Korea (South) History.; Science and state Korea (South) History.; Scientists Korea (South) Biography.