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
"Bachrach, Bernard S.",Charlemagne's early campaigns (768-777) : a diplomatic and military analysis,,Brill,2013,History of warfare,,9789004224100,,https://cir.nii.ac.jp/crid/1130282271794332032