What are the indicator codes for the Republic of Albania in the year 1960?
the Republic of Albania refers to LongName = 'Republic of Albania'; in the year 1960 refers to Year = '1960'
SELECT DISTINCT T1.IndicatorCode FROM Indicators AS T1 INNER JOIN Country AS T2 ON T1.CountryCode = T2.CountryCode WHERE T1.Year = 1960 AND T2.LongName = 'Republic of Albania'