Philip Briggs:Uganda, 5th: The Bradt Travel Guide. Bradt Travel Guides, 2007, ISBN 978-1-84162-182-1 (google.co.uk[abgerufen am 20.Juli 2010] “The second human influx, which reached the Lake Victoria hinterland in roughly 200 BC, apparently coincided with the spread of Iron Age technology in the region. There is good reason to suppose that the people who brought iron-working techniques into the region were the ancestors of the Bantu speakers who probably occupied most of sub-equatorial Africa by AD500.”).
Uganda.In:The World Factbook – CIA.ArchiviertvomOriginal(nicht mehr online verfügbar)am18.Oktober 2015;abgerufen am 1.Januar 2015.
Unemployment Rate by Country.In:The World Factbook — Central Intelligence Agency.ArchiviertvomOriginal(nicht mehr online verfügbar)am21.August 2016;abgerufen am 6.August 2018(englisch).
Uganda – History.In:East African Living Encyclopedia.University of Pennsylvania,abgerufen am 20.Juli 2010(englisch):„East Africa saw two major human immigrations in the period between 1000BC and 1000 AD, both of them involving people of West African“
Uganda.In:The World Factbook – CIA.ArchiviertvomOriginal(nicht mehr online verfügbar)am18.Oktober 2015;abgerufen am 1.Januar 2015.
Unemployment Rate by Country.In:The World Factbook — Central Intelligence Agency.ArchiviertvomOriginal(nicht mehr online verfügbar)am21.August 2016;abgerufen am 6.August 2018(englisch).