Changes to 97/760/EC: Commission Decision of 4 November 1997 suspending the buying-in of butter in certain Member States (Only the Spanish, Danish, German, Greek, English, French, Italian, Dutch, Finnish and Swedish texts are authentic)
EU Decision 1997/760
No changes to 97/760/EC: Commission Decision of 4 November 1997 suspending the buying-in of butter in certain Member States (Only the Spanish, Danish, German, Greek, English, French, Italian, Dutch, Finnish and Swedish texts are authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.