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
"Hobson, Rolf","Imperialism at sea : naval strategic thought, the ideology of sea power, and the Tirpitz plan, 1875-1914",,Brill Academic Publishers,2002,Studies in Central European histories,,0391041053,,https://cir.nii.ac.jp/crid/1130282273070116864