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 "Crooks, John Joseph","A history of the colony of Sierra Leone, Western Africa",,F. Cass,1972,Cass library of African studies,,071461646X,,https://cir.nii.ac.jp/crid/1130282272828002176