Kyoyuk kongdongch'e nŭn ŏttŏk'e hyŏngsŏng toenŭn'ga
Subtitle: kyoyuk kongdongch'e rŭl palgyŏn hagi wihae araya hal 20-kaji wŏlli
Publisher: Sallimt'ŏ
Published: 2022
Place of publication: Sŏul
Language: kor
ISBN-13: 9791159302220