Suhyŏp 20-yŏnsa
By: [pʻyŏnchʻan 20-nyŏnsa Pʻyŏnchʻan Wiwŏnhoe].
Publisher: Susanŏp Hyŏptong Chohap Chunganghoe
Published: 1982
Language: kor
Number of pages: 667