ボルグ (地域)
↑ 「」Borgu | emirate, Nigeria - Encyclopedia Britannica
1 2 Adekunle, Julius. (2004) Politics and Society in Nigeria's Middlebelt: Borgu and the Emergence of a Political Identity. Africa World Press, pp. 131-134. ISBN 1592210961
↑ "Northern Nigeria: The Illo Canceller and Borgu Mail" by Ray Harris in Cameo, Vol. 14, No. 3, Whole No. 90, October 2013, pp. 158-160.
↑ “Students.com”. students.com. 2020年5月13日閲覧。