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
"Morton, Fred and Ramsay, Jeff and Mgadla, Part Themba",Historical dictionary of Botswana,4th ed,Scarecrow Press,2008,Historical dictionaries of Africa,,9780810854673,,https://cir.nii.ac.jp/crid/1130282269058416768