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 National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.),"Industrial instruments and changing technology . Industrial research and changing technology . Fuel efficiency in cement manufacture, 1909-1935 . Effects of current and prospective technological developments upon capital formation",,"Work Projects Administration, National Research Project",1940,Report,,,,https://cir.nii.ac.jp/crid/1130282270791659520