Kyogwasŏ sok kwahak palmyŏng iyagi
By: [kŭl Ch'aekpit P'yŏnjippu ; kŭrim Ch'oe Hyo-ae]
Contributors: Ch'aekpit (Korea). P'yŏnjippu
Edition: Ch'op'an
Series: Kyogwasŏ sok uri munhwa iyagi
Publisher: Ch'aekpit
Published: 2010
Place of publication: Kyŏnggi-do P'aju-si
Language: kor
Number of pages: 191
ISBN-13: 9788962190861
Subjects: Civilization; Juvenile literature; Inventions