Changes made by 68/183/EEC: Commission Decision of 3 April 1968 authorising certain management measures to be taken within the framework of the common organisation of agricultural markets
EU Decision 1968/183
No changes made by 68/183/EEC: Commission Decision of 3 April 1968 authorising certain management measures to be taken within the framework of the common organisation of agricultural markets are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.