Carlton, F. T. (1965). Economic influences upon educational progress in the United States, 1820-1850. Teachers College Press.
Lua i Stíl Chicago (17ú heag.)Carlton, Frank Tracy. Economic Influences upon Educational Progress in the United States, 1820-1850. New York: Teachers College Press, 1965.
Lua MLA (9ú heag.)Carlton, Frank Tracy. Economic Influences upon Educational Progress in the United States, 1820-1850. Teachers College Press, 1965.
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