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
"Roon, Ger van","Small states in years of depression : the Oslo Alliance, 1930-1940",,Van Gorcum,1989,,,9023224787,,https://cir.nii.ac.jp/crid/1130282271593811328