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
"Geyser, O. and Coetzer, P. W. and Le Roux, J. H. and University of the Orange Free State. Institute for Contemporary History",Register of private document collections on the political history of South Africa since 1902,,G.K. Hall,1979,Bibliographies and guides in African studies,,0816182442,,https://cir.nii.ac.jp/crid/1130000794708284288