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. Board of Trade. Commercial Relations and Export Department,"El Salvador : economic and commercial conditions in El Salvador, November, 1953",,H.M.S.O,1954,Overseas economic surveys,,,,https://cir.nii.ac.jp/crid/1130282270083541376