문열어라하늘아
Subtitle: O Se-yŏng sijip
Edition: Chʻopʻan.
Series: Sŏjŏng Sihak siinsŏn -- 002
Publisher: Sŏjŏng Sihak
Published: 2006
Place of publication: Sŏul-si
Language: kor
Number of pages: 108
ISBN-13: 9788995791400
Other titles: Mun yŏrŏra hanŭl a
Notes: Poems.