found: Work cat.: 91133759: Adeleye, Y.A. The monumental speeches ... 1991.
found: Voegelin lang.(Akoko, Central)
found: Adeleye, Y.A. The monumental speeches of HRH Oba Yusuf Adebori Adeleye, the Olubaka of Oka Land, 1991:p. 7 (Oka maintained its separate identity from other Akokos) p. 22 (Yoruba)
found: Ethnologue, 2013(Arigidi, a language of Nigeria; Alternate names: North Akoko; Location: Ondo State, Akoko North LGA; Kogi State, Kogi LGA)
found: African ethnonyms, 1996(Akoko (Nigeria); variants: Aiere, Akoko-Edo, Eire; Kwa language; subcategory of Yoruba sometimes referred to as Northern or North West Edo; one of the groups included in the collective term Kukuruku (a derogatory or pejorative term applied to the Northwest Edo (Akoko) and others))
found: Oshodi, B. A reference grammar of Arigidi, 2011:p. viii (small languages spoken in the North-Western part of Akoko area of Ondo State; speakers claim they are Yoruba) p. x (the name Akoko is used to refer to all the towns in the region known as Akoko in Ondo State and all the inhabitants of these towns are collectively known as Akoko people. There is no single language in the region known as Akoko language)
notfound: African ethnonyms and toponyms;Murdock world cult.