難窩先生文集
By: O, Kye-su chŏ ; [pʻyŏnjipcha Hanʾguk Munjip Pʻyŏnchʻan Wiwŏnhoe]
Series: Hanʾguk yŏktae munjip chʻongsŏ -- 504-505
Publisher: Munjip Pʻyŏnchʻan Wiwŏnhoe; Kyŏngin Munhwasa; konggŭpchʻŏ Hanʾguk Chʻulpʻan Hyŏptong Chohap
Published: 1997
Place of publication: Sŏul-si
Language: kor
Other titles: Nanwa Sŏnsaeng munjip
Work titles: Works
Notes: Reprint.

In Korean : (Hanmun).