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
"Gann, Lewis H. and Duignan, Peter",A bibliographical guide to colonialism in sub-Saharan Africa,,Cambridge University Press,1973,Hoover Institution publication,,0521078598,,https://cir.nii.ac.jp/crid/1130000795208097408