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 "Grotius, Hugo and Hakluyt, Richard and Welwood, William, fl. and Armitage, David",The free sea,,Liberty Fund,2004,Natural law and Enlightenment classics,,"0865974314,0865974306",,https://cir.nii.ac.jp/crid/1130282273086043776