Abdalla Ismail H. 1991. Neither friend nor foe: The malam practitioner-yan bori relationship in Hausaland. In Women's medicine: The zar-bori cult in Africa and beyond, ed. I. M. Lewis , Ahmed Al-Safi, and Sayyid Hurreiz. Edinburgh: Edinburgh University Press for the International African Institute.
Barclay H. B. 1964. Buurri al Lamaab: A suburban village in the Sudan. Ithaca NY: Cornell University Press.
Barnett. T. 1977. The Gezira scheme. London: Frank Cass and Co.