1. 1838.Extracts from the Writings of Erasmus on the Subject of War, 7London: Thomas Ward & Co.
2. Hobbes, Thomas. 1962.Leviathan, Edited by: Oakeshott, M. and Peters, R. S. 101New York: Collier Books.
3. Chapman, Guy. 1965.A Passionate Prodigality, 99–100. London: MacGibbon & Kee.