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 "Nammer, Helmi Mahmoud",An activity concept of the business enterprise and its implications in accounting theory,,[University Microfilms],1957,Dissertation on accounting of main universities in America,,,,https://cir.nii.ac.jp/crid/1130282273288767872