Treaty concerning the accession of the Kingdom of Denmark, Ireland, the Kingdom of Norway and the United Kingdom of Great Britain and Northern Ireland to the European Economic Community and the European Atomic Energy Community (with Final Act);    and, Decision of the Council of the European Communities concerning the accession of the said states to the European Coal and Steel Community, Brussels, 22 January 1972. 

 - London :  H.M.S.O.,  1972. 
 - Miscellaneous no. 3 (1972): Parts I and II Cmnd. 4862, I-II .