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
"Seland, Eivind Heldaas",Ports and political power in the Periplus : complex societies and maritime trade on the Indian Ocean in the first century AD,,Archaeopress,2010,Society for Arabian Studies monographs,,9781407305783,,https://cir.nii.ac.jp/crid/1130282272250914304