Nongŏp palchŏn ŭl wihan yugwan kigwan ŭi hyŏpyŏk semina pogosŏ
Publisher: Nongchʻon Chinhŭngchʻŏng
Published: 1972
Place of publication: [Sŏul]
Language: kor
Number of pages: 64
Subjects: Agriculture; Congresses