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 Great Britain. Board of Trade,Report of the committee of enquiry on the powers of the Crown to authorise the use of unpatented inventions and unregistered designs in connection with defence contracts,,H.M.S.O.,1956,Cmd,,,,https://cir.nii.ac.jp/crid/1130282268701315328