Nonghyŏp kyŏngje saŏp ŭi wŏlli wa silmu
By: Pak Ung-tʻae, Yi Yong-hak kongjŏ.
Publisher: Hyŏptong Yŏnʼgusa
Published: 1982
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 432