Title: Pukhan ŭi kŭllo tanchʻe yŏnʼgu
Subjects: Labor unions, Working class, Public institutions, Kim Il-sŏng Sahoejuŭi Chʻŏngnyŏn Tongmaeng, Chosŏn Chigŏp Chʻong Tongmaeng, Chosŏn Nongŏp Kŭlloja Tongmaeng, Chosŏn Minju Yŏsŏng Tongmaeng
Places: Korea (North)