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 "Williams, Ivor Clifford and Boreham, Nicholas Charles",The predictive value of CSE grades for further education,,Evans Bros; Methuen [for the Schools Council],1971,Schools Council examinations bulletin,,0423465406,,https://cir.nii.ac.jp/crid/1130282271898190208