- E. Roux, Time Long than Rope: A History of the Black Man's Struggle for Freedom (1949, 1964).
- Sheridan W. Johns III, “The birth of non-white trade unionism in South Africa”, Race. Vol IX, (October, 1967).
- Sheridan Johns III, “Trade Union, political pressure group or mass movement? The Industrial and Commercial Workers' Union of Africa”, in R.I. Rotberg and A.A. Mazrui (eds), Protest and Power in Black Africa. (1970).
- See P. Bonner, “The Decline and Kall of the ICU - A Case of self-destruction?”, South African Labour Bulletin, Vol I, No. 6, 1974.
- Jon Lewis, “The New Unionism: Industrialisation and Industrial Unions in South Africa, 1925–1930”, South African Labour Bulletin Vol III, No. 5 (1977) pp. 26–7.
- W.M. Macmillan Papers (in possession of Mrs W.M. Macmillan, Didcot, England), Thomas to Macmillan, 24 August 1927.
- These include a series of articles on the ICU in South African Labour Bulletin, Vol I, No. 6 (1974); Sylvia Neame “The ICU and British Imperialism”, ICS Collected Seminar Papers: The Societies of Southern Africa in the 19th and 20th centuries. (University of London, 1969–70); and H.J. and R.E. Simons, Class and Colour in South Africa, 1850–1950, (1969).
Journal of Natal and Zulu History
Volume 2, 1979 - Issue 1