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 Little, A. W. and Student Learning Orientations Group",Why do students learn? : a six-country study of student motivation,,Institute of Development Studies at the University of Sussex,1987,IDS research report,,0903354772,,https://cir.nii.ac.jp/crid/1130000798237213184