著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Cho, Chŏng-a",The changes of everyday life in North Korea in the aftermath of their economic difficulties,,Korea Institute for National Unification,2007,Studies series,,9788984794009,,https://cir.nii.ac.jp/crid/1130282269098809344