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 Unesco,"International Conference on the trends in the teaching and training of engineers, Paris 9-13 December, 1968",,Unesco,1969,Rapport final,,,,https://cir.nii.ac.jp/crid/1130282272912443776