Lugira, Aloysius M., African Traditional Religions (New York: Chealsea House, 2009), p. 36 [in] Varghese, Roy Abraham, Christ Connection: How the World Religions Prepared the Way for the Penomenon of Jesus, Paraclete Press (2011), p. 1935, ISBN|9781557258397, https://books.google.co.uk/books?id=IH8JtLHnFkoC&pg=PA1935#v=onepage&q&f=false (Retrieved 24 March 2019)