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
"Ledwidge, Mark",Race and US foreign policy : the African-American foreign affairs network,,Routledge,2012,Routledge studies in US foreign policy,,9780415482110,,https://cir.nii.ac.jp/crid/1130000797328524800