Ellwood, C. A. (1925). The psychology of human society: An introduction to sociological theory. D. Appleton and company.
Čikaški stil citiranja (17. izdanje)Ellwood, Charles A. The Psychology of Human Society: An Introduction to Sociological Theory. New York, London: D. Appleton and company, 1925.
MLA način citiranja (8. izdanje)Ellwood, Charles A. The Psychology of Human Society: An Introduction to Sociological Theory. D. Appleton and company, 1925.
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