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 "Sprengard, Karl Anton and Ptak, Roderich","Maritime Asia : profit maximisation, ethics and trade structure c. 1300-1800",,Harrassowitz,1994,South China and Maritime Asia,,3447035218,,https://cir.nii.ac.jp/crid/1130282269367231360