Sam ŭi annaeja, in'gwa ch'ŏrhak
Subtitle: 4-ch'a sanŏp hyŏngmyŏng kwa in'gwa mohyŏng iron
Publisher: Nanam Ch'ulp'an
Published: 2022
Place of publication: Kyŏnggi-do P'aju-si
Language: kor
ISBN-13: 9791192275017