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
"University of Toronto. Centre for Medieval Studies. Conference and Sheehan, Michael M. (Michael McMahon)","Aging and the aged in medieval Europe : selected papers from the annual conference of the Centre for Medieval Studies, University of Toronto, held 25-26 February and 11-12 November 1983",,Pontifical Institute of Mediaeval Studies,1990,Papers in mediaeval studies,,0888448112,,https://cir.nii.ac.jp/crid/1130000795808285056