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
"Lewis, I. M.","Peoples of the Horn Africa : Somali, Afar and Saho",,International African Institute,1969,Ethnographic survey of Africa : North-eastern Africa,,,,https://cir.nii.ac.jp/crid/1130000795958514944