Commission Regulation (EC) No 1939/97 of 3 October 1997 laying down, for the period 1 July 1997 to 30 June 1998, rules for the application of the tariff quotas for beef and veal provided for by Council Regulation (EC) No 3066/95 for the Republic of Poland, the Republic of Hungary, the Czech Republic, Slovakia, the Republic of Bulgaria and Romania and amending Regulations (EC) No 2512/96 and No 1441/97