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. War Office. General Staff. Geographical Section and Great Britain. Ordnance Survey,(Provisional) map of German South West Africa,,Ordnance Survey Office,1914,GSGS,,,,https://cir.nii.ac.jp/crid/1130000796952491392