Spahr, C. B. (1896). An essay on the present distribution of wealth in the United States. T.Y. Crowell & Company.
Lua i Stíl Chicago (17ú heag.)Spahr, Charles Barzillai. An Essay on the Present Distribution of Wealth in the United States. New York, Boston: T.Y. Crowell & Company, 1896.
Lua MLA (8ú heag.)Spahr, Charles Barzillai. An Essay on the Present Distribution of Wealth in the United States. T.Y. Crowell & Company, 1896.
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