Yun, N. (1994). Ko Chosŏn yŏnʾgu (1-swae.). Sŏul Tʻŭkpyŏlsi: Ilchisa.
Chicago Style CitationYun, Nae-hyŏn. Ko Chosŏn Yŏnʾgu. 1-swae. Sŏul Tʻŭkpyŏlsi: Ilchisa, 1994.
MLA CitationYun, Nae-hyŏn. Ko Chosŏn Yŏnʾgu. 1-swae. Sŏul Tʻŭkpyŏlsi: Ilchisa, 1994.
Warning: These citations may not always be 100% accurate.