Cita APA (7a ed.)

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.

Precaución: Estas citas no son 100% exactas.