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
"Jāmiʿat al-Qāhirah. Markaz al-Buḥūth wa-al-Dirāsāt al-Iqtiṣādīyah wa-al-Mālīyah and Abdel Ghany, Hytham Ahmed",Technological dualism in the informal sector in Egypt,,"Center for Economic & Financial Research & Studies, Faculty of Economics & Political Science, Cairo University",1999,Researcher,,,,https://cir.nii.ac.jp/crid/1130282269624352384