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
"Kiarie, Simon and Kenya Institute for Public Policy Research and Analysis",Estimating inbound tourism demand for Kenya : the gravity approach,,Kenya Institute for Public Policy Research and Analysis,2009,KIPPRA discussion paper,,9966777555,,https://cir.nii.ac.jp/crid/1130282268856355968