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
"Imoagene, Oshomha",Peoples of the Cross River valley and the eastern delta,,New-Era Publishers,1990,Know your country series : handbooks of Nigeria's major culture areas,,9782853062,,https://cir.nii.ac.jp/crid/1130000793761043328