1. The Cambridge History of the British Empire. 8 vols. 1929 ff.
2. Judd, D. and Slinn, P., The Evolution of the Modern Commonwealth. 1982
3. Madden, F. and Fieldhouse, D. (eds.) Selected Documents on the Constitutional History of the British Empire and Commonwealth. 1994
4. Mayall, James, (ed.) The Contemporary Commonwealth. 2009
5. McIntyre, W. D., The Significance of the Commonwealth, 1965–90. 1991