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
"Osei, Philip D. (Philip Duku) and Nwasike, Joan N.",The contract system of employment for senior government officials : experiences from Africa,,Commonwealth Secretariat,2010,Managing the public service : strategies for improvement series,,9781849290333,,https://cir.nii.ac.jp/crid/1130282270074605440