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 "Knutson, Knut and Ardener, Shirley","Swedish ventures in Cameroon, 1833-1923 : trade and travel, people and politics : the memoir of Knut Knutson with supporting material",,Berghahn Books,2002,Cameroon studies,,"157181311X,1571817255",,https://cir.nii.ac.jp/crid/1130282271254759808