Hanʼguk nongŏp kyoyuk kaesŏn ŭl wihan chosa yŏnʼgu pogosŏ
Publisher: Chungang Kyoyuk Yŏnʼguso
Published: 1964
Place of publication: [Sŏul]
Language: kor
Number of pages: 147
Subjects: Agricultural education
Notes: Includes bibliographical footnotes.