Taet'ongnyŏng ŭl wihan kwahak esei
Subtitle: ŏnŭ nal kwahak i sesang ŭl pŏtkyŏ pŏryŏtta = Science essay
By: Yi Chong-p'il chiŭm
Edition: Ch'op'an
Publisher: Kŭl Hangari
Published: 2009
Place of publication: Kyŏnggi-do Paju-si
Language: kor
Number of pages: 270
ISBN-13: 9788996215561
Subjects: Politics and government; Science; Technology; Miscellanea
Other titles: Kwahak esei; Science essay