Hanʼguk kwahaksa
By: Chŏn, Pyŏng-gi pʻyŏnjŏ
Publisher: Iu Chʻulpʻansa
Published: 1982
Place of publication: Sŏul Tʻŭkpyŏl-si
Language: kor
Number of pages: 505
Subjects: Science; History