Retrieve Records in Table A not present in Table B using SQL Server

Here's a query to retrieve records in Table A that are not present in Table B using SQL Server

SELECT tbla.ColumnA, tbla.ColumnB, tbla.ColumnC

FROM   TableA tbla

WHERE

  Not Exists(

        SELECT 1 FROM TableB tblb

        WHERE

          tbla.ColumnA = tblb.ColumnA 

          and tbla.ColumnB = tblb.ColumnB

          and tbla.ColumnC = tblb.ColumnC

         )