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 "Du Bois, W. E. B. (William Edward Burghardt) and Akyeampong, Emmanuel Kwaku","Africa, its geography, people and products ; and, Africa -- its place in modern history",,Oxford University Press,2007,The Oxford W.E.B. Du Bois,,9780195325805,,https://cir.nii.ac.jp/crid/1130000797752335872