Cita APA (7a ed.)

Ellenberg, G. B. (2007). Mule South to Tractor South: Mules, Machines, and the Transformation of the Cotton South. University of Alabama Press.

Cita Chicago Style (17a ed.)

Ellenberg, George B. Mule South to Tractor South: Mules, Machines, and the Transformation of the Cotton South. Tuscaloosa: University of Alabama Press, 2007.

Cita MLA (8a ed.)

Ellenberg, George B. Mule South to Tractor South: Mules, Machines, and the Transformation of the Cotton South. University of Alabama Press, 2007.