Changes to Regulation (EEC) No 1570/77 on price increases and reductions applicable to intervention in cereals
EU Regulation No 1570/1977
Made by Regulation (EEC) No 1600/78 amending Regulations (EEC) No 1569/77 and (EEC) No 1570/77 on intervention in…
From legislation.gov.uk's record of changes, the official one: see it there.