1. Harold MacMillan and Britain's World Role 1996
2. ’The Arithmetic of Defence Policy;Alexander;International Affairs,2001
3. Ball , S. J. The Bomber in British Strategy: Doctrine, Strategy and Britain's World Role, 1945-1960 1995
4. Harold MacMillan and the Politics of Defence: The Market for Strategic Ideas during the Sandys Era Revisited;Ball;Twentieth Century British History,1995
5. British Defence Policy in a Changing World 1977