Source and copyright
Source: Parliamentary Debates. House of Commons. Official Report. First session of the Forty-Seventh Parliament of the United Kingdom of Great Britain and Northern Ireland. Twenty-Fourth year of the reign of her Majesty Queen Elizabeth II. Dir. of publ. Hansard. 1974-1975, n° 893; fifth series. London: His Majesty's Stationery Office. "European Community (Membership)", p. 29-31.
Copyright: Crown copyright is reproduced with the permission of the Controller of Her Majesty's Stationery Office and the Queen's Printer for Scotland