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
"Hepburn, James Davidson and Lyall, C. H.",Twenty years in Khama's country and pioneering among the Batauana of Lake Ngami,3rd ed. / with a new introduction by Cecil Northcott,Cass,1970,Cass library of African studies,,0714618705,,https://cir.nii.ac.jp/crid/1130282269916239744