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
League of Nations. Committee of Statistical Experts and League of Nations,Statistics of the gainfully-occupied population : definitions and classifications,,League of Nations,1938,Series of League of Nations publications,,,,https://cir.nii.ac.jp/crid/1130282270778838656