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 "Sussex, University of. Institute of Development Studies and Boakye, J. Kwasi Ayim and Oxenham, John",Qualifications and the quality of education in Ghanaian rural middle schools,,"Institute of Development Studies, University of Sussex",1982,IDS research report,,0903354713,,https://cir.nii.ac.jp/crid/1130000797724487296