--See especially: Vol. 2- The writings of central Sudanic Africa. Compiled by John O. Hunwick with the assistance of Razaq Abubakre [et al.] Vol. 4- The writings of western Sudanic Africa. Compiled by John O. Hunwick Vol. 5- The writings of Mauritania and the western Sahara. Compiled by Charles C. Stewart. --See also: Volumes 1-4 online
Area Handbook series. Prepared by the Library of Congress and sponsored by the US Dept. of the Army. (Washington)
For the handbook of a country, search in CLIO: use country name and "area handbook".
Islam in Africa (1974-2018). Compiled by Paul Schrijver and updated by ASCL Library. (Leiden, The Netherlands: Afrikastudiecentrum = African Studies Centre, University of Leiden, 2018) --via AfricaBib.Org