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
"Callaway, Archibald",Nigerian enterprise and the employment of youth : study of 225 businesses in Ibadan,,Published for Nigerian Institute of Social and Economic Research,1973,NISER monograph series,,,,https://cir.nii.ac.jp/crid/1130000795998000640