Holdsworth, C. (1983). Ideas and reality: Some attempts to control and defuse war in the twelfth century. The church and war, 59-78.
Citazione stile Chigago Style (17a edizione)Holdsworth, Christopher. "Ideas and Reality: Some Attempts to Control and Defuse War in the Twelfth Century." The Church and War 1983: 59-78.
Citatione MLA (9a ed.)Holdsworth, Christopher. "Ideas and Reality: Some Attempts to Control and Defuse War in the Twelfth Century." The Church and War, 1983, pp. 59-78.
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