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
"Bonner, P. L. and University of the Witwatersrand. African Studies Institute",Working papers in southern African studies : papers presented at the A.S.I. African Studies Seminar,,"African Studies Institute, University of the Witwatersrand",1977,A.S.I. communication,,0854943994,,https://cir.nii.ac.jp/crid/1130282270670886016