Johnson, J., & Ketchum, W. C., Jr. (1983). American folk art of the twentieth century. Rizzoli.
Cita Chicago Style (17a ed.)Johnson, Jay, y William C. Ketchum, Jr. American Folk Art of the Twentieth Century. New York: Rizzoli, 1983.
Cita MLA (8a ed.)Johnson, Jay, y William C. Ketchum, Jr. American Folk Art of the Twentieth Century. Rizzoli, 1983.
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