Sonyŏn chŏnja sirhŏm
By: Chʻoe Wŏn chŏ.
Edition: Che 1-pʻan
Publisher: Yŏnbyŏn Inmin Chʻulpʻansa; Yŏnbyŏn Sinhwa Sŏjŏm parhaeng
Published: 1982
Place of publication: [Yŏnʼgil-si]
Language: kor
Number of pages: 71
Subjects: Electronics -- Experiments -- Juvenile literature
Other titles: Shao nian dian zi shi yan.
Notes: Colophon title in Chinese: Shao nian dian zi shi yan.