Bonar, J. (1922). Philosophy and political economy: In some of their historical relations (3rd ed.). Allen and Unwin.
Citace podle Chicago (17th ed.)Bonar, James. Philosophy and Political Economy: In Some of Their Historical Relations. 3rd ed. London: Allen and Unwin, 1922.
Citace podle MLA (9th ed.)Bonar, James. Philosophy and Political Economy: In Some of Their Historical Relations. 3rd ed. Allen and Unwin, 1922.
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