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. Law Commission and Scottish Law Commission,Provisional proposals relating to the exclusion of liability for negligence in the sale of goods and exemption clauses in contracts for the supply of services and other contracts : 27 September 1971,,H.M. Stationery Off,1973,Working paper,,,,https://cir.nii.ac.jp/crid/1130282269247089664