File:South Oranie and Figuig Berber.PNG, source: A. Basset, "La langue berbère dans les territoires du sud", in: Revue Africaine vol. 85 (1941) & UNESCO's Atlas of Endangered Languages (2009)
File:Mzab-Wargla Berberophone areas.PNG, source: R. Basset, "Étude sur la zénatia du Mzab, de Ouargla et de l'Oued-Rir'" (1893) & W.-J. Frawley, "International Encyclopedia of Linguistics, vol. 3" (2003)
File:Berbères en Algérie occidentale.svg, source: S. Chaker, "Tamazight - Lngue berbere : Quelques données de base" (CRB), modified per J. Cantineau, "Les parlers arabes du departement d'Oran", in: Revue Africaine vol. 84 (1940)
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