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
"Valk, H. M. H. A. van der (Hendrikus Marchinus Hyminus Arnoldus)",Economische politiek in België in de depressie = Economic policy in Belgium during the depression,,De erven F. Bohn n.v.,1935,Netherlands Economic Institute [Publications],,,,https://cir.nii.ac.jp/crid/1130000796747864832