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 "Thornley, J. F. and International Institute for Educational Planning",The planning of primary education in Northern Nigeria,,Unesco International Institute for Educational Planning,1966,African research monographs,,,,https://cir.nii.ac.jp/crid/1130000795392138624