Cita APA (7a ed.)

Ferris, W. R., & Welty, E. (1992). Mule trader: Ray Lum's tales of horses, mules, and men. University Press of Mississippi.

Cita Chicago Style (17a ed.)

Ferris, William R., y Eudora Welty. Mule Trader: Ray Lum's Tales of Horses, Mules, and Men. Jackson, Mississippi: University Press of Mississippi, 1992.

Cita MLA (9a ed.)

Ferris, William R., y Eudora Welty. Mule Trader: Ray Lum's Tales of Horses, Mules, and Men. University Press of Mississippi, 1992.