Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL Great Britain. Foreign and Commonwealth Office,"Additional protocol to the European agreement on the exchange of blood-grouping reagents : Strasbourg, 29 September 1982",,H.M.S.O.,1986,Treaty series,,0101972504,,https://cir.nii.ac.jp/crid/1130000793990256640