Hi Romel,
try above query
SELECT T0.[DocDate], T1.[ItemCode], T1.[Dscription],
T1.[Quantity], T1.[Price], T1.[WhsCode]
FROM OIGN T0
INNER JOIN IGN1 T1 ON
T0.DocEntry = T1.DocEntry
WHERE T0.[DocDate] >= '2014-07-01' and T0.[DocDate] <= '2014-07-30'
Regards,
Nishit Makadia