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
United States. Dept. of Commerce and United States. Bureau of Foreign and Domestic Commerce,The Belgian-Luxemburg iron and steel industry,,U.S. G.P.O.,1930,Trade information bulletin,,,,https://cir.nii.ac.jp/crid/1130000798146009984