Hanʼguk ŭi tosi wa chʻollak Yŏnʼgu
By: Yi Ki-sŏk ... [et al.] kongjŏ.
Publisher: Pojinjae Chʻulpʻansa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 251