Ssangbangul 30-yŏnsa
Publisher: Ssangbangul
Published: 1993
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 671
Subjects: Ssangbangul (Firm : Korea); History
Other titles: Ssangbangul samsimnyŏnsa