Callaway, Henry, The Religious System of the Amazulu ... in Their Own Words, J. A. Blair (1868), p. 57-8 [1] (Retrieved 11 July 2019)
Callaway, Henry (1868) [in] Umkhuluwomkhulu: The tradition of creation as existing among the Amazulu and other tribes of South Africa, in their own words, Volume 1, (1868), pp. 41-3 [2] (Retrieved 11 July 2019)
Chidester, David; Kwenda, Chirevo; Petty, Robert ; Tobler, Judy; and Wratten, Darrel; African Traditional Religion in South Africa: An Annotated Bibliography: An Annotated Bibliography, ABC-CLIO (1997), p. 246, ISBN9780313032257[3] (Retrieved 11 July 2019)