Changes made by 78/737/EEC: Commission Decision of 18 August 1978 on the sale of butter to certain classes of consumer receiving social assistance
EU Decision 1978/737
No changes made by 78/737/EEC: Commission Decision of 18 August 1978 on the sale of butter to certain classes of consumer receiving social assistance are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.