1. G.B. Nourse , ‘The Zulu Invasion Scare of 1861’ , Unpublished M.A. thesis ( University of Natal , 1949
2. A. Isaacs , “The Zulu Threat to Natal 1878–9: an Analysis , unpublished B.A. Hons. thesis ( University of Natal , 1980
3. P.A. Kennedy , ‘Fatal Diplomacy: Sir Theophilus Shepstone and the Zulu Kings, 1839–1879’ , unpublished Ph.D. thesis ( UCLA , 1976
4. "The Asiatic Menace": Creating Segregation in Durban, 1870-1900