Chŏnʼguk kongŏp kodŭng hakkyo kyoyuk kwajŏng unyŏng hyŏnhwang
By: charyo chŏngni Yi Chŏng-gŭn ... [et al.].
Publisher: Hanʼguk Kyoyuk Kaebarwŏn
Published: 198-
Language: kor
Number of pages: 903