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 "Great Britain. Dept. of Overseas Trade and Humphreys, R. J. E.","Economic conditions in Roumania, dated May, 1931 : report",,H.M.S.O.,1931,Department of Overseas Trade,,,,https://cir.nii.ac.jp/crid/1130000794305031680