Keynes, J. N. (1894). Studies and exercises in formal logic: Including a generalization of logical processes in their application to complex inferences (3rd ed. rewritten and enlarged.). Macmillan.
Цитирование в стиле Чикаго (17-е изд.)Keynes, John Neville. Studies and Exercises in Formal Logic: Including a Generalization of Logical Processes in Their Application to Complex Inferences. 3rd ed. rewritten and enlarged. London: Macmillan, 1894.
Цитирование MLA (8-е изд.)Keynes, John Neville. Studies and Exercises in Formal Logic: Including a Generalization of Logical Processes in Their Application to Complex Inferences. 3rd ed. rewritten and enlarged. Macmillan, 1894.
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