Kod:
SELECT tbl_grvlndrme.personel, Sum(tbl_gorev.gorevsuresi) AS Toplagorevsuresi
FROM tbl_gorev INNER JOIN (tbl_personel INNER JOIN tbl_grvlndrme ON tbl_personel.perid = tbl_grvlndrme.personel) ON tbl_gorev.Kimlik = tbl_grvlndrme.gorevno
WHERE (((tbl_gorev.harekettarihi) Between [Formlar]![IKITARIHARASI]![ILKTARIH] And [Formlar]![IKITARIHARASI]![SONTARIH]))
GROUP BY tbl_grvlndrme.personel
ORDER BY tbl_grvlndrme.personel;