Pollard, J. W., & Gwin, L. (2011). Harsh Country, Hard Times: Clayton Wheat Williams and the Transfsormation of the Trans-Pecos. Texas A&M University Press.
Style de citation Chicago (17e éd.)Pollard, Janet Williams, et Louis Gwin. Harsh Country, Hard Times: Clayton Wheat Williams and the Transfsormation of the Trans-Pecos. College Station: Texas A&M University Press, 2011.
Style de citation MLA (8e éd.)Pollard, Janet Williams, et Louis Gwin. Harsh Country, Hard Times: Clayton Wheat Williams and the Transfsormation of the Trans-Pecos. Texas A&M University Press, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.