Sinhŭng kongŏbguk ŭi nongŏp chojŏng.
Series: Chŏngchʼaek Hyŏpŭihoe ; 5
Publisher: Hanʼguk Nongchʻon Kyŏngje Yŏnʼguwon
Published: 1980
Language: kor
Number of pages: 227