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 "Savada, Andrea Matles and Library of Congress. Federal Research Division",North Korea : a country study,4th ed,"Federal Research Division, Library of Congress : For sale by the Supt. of Docs., U.S. G.P.O.",1994,Area handbook series,,0844407941,,https://cir.nii.ac.jp/crid/1130000797296587776