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
"Tsegaye, Asrat",Export instability and development : A case study of Ethiopia,,Supplied by the British Library Document Supply Centre,1987,British thesis service,,,,https://cir.nii.ac.jp/crid/1130282268816665600