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
"Ajayi, Simeon Ibidayo and Kwanashie, M.",Nigeria's graduate training opportunities in economics,,Initiatives Publishers,1991,AERC special paper,,9966420215,,https://cir.nii.ac.jp/crid/1130282270984745728