Oh... here
SELECT EnterJobLabor.Classification, EnterJobLabor.Rate, EnterJobLabor.Shift, Sum(EnterJobLabor.HoursWorked) AS SumOfHoursWorked, EnterJobLabor.DateWorked
FROM EnterJobLabor
GROUP BY EnterJobLabor.Classification, EnterJobLabor.Rate, EnterJobLabor.Shift, EnterJobLabor.DateWorked...