‘Gragg’ (1976) Afaan Oromoo afaan saba guddaa akka ta’eefi Itoophiyaa keessatti bal’inaan akka dubbatamu haala ittaanuun ibsa; “Those Oromo language is spoken over a large area extending from Wallo in the north Kenya in south, and from Wallega in the west to Harar in the east.
