The official Map of Tanzania with New Regions and Districts, Ministry of Lands, Housing and Human Settlements Development, 21 September 2012 "Simiyu Region".
Truy cập ngày 28 tháng 1 năm 2013.  ^ The official Map of Tanzania with New Regions and Districts, Ministry of Lands, Housing and Human Settlements Development, 21 September 2012 ^ “Simiyu Region”.