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 "Oliver, Raylynn","Contraceptive use in Ghana : the role of service availability, quality, and price",,World Bank,1995,LSMS working paper,,0821330209,,https://cir.nii.ac.jp/crid/1130000795326376576