McKnighgt, T. (1964). Feral Livestock in Anglo-America. University of California Press.
Lua i Stíl Chicago (17ú heag.)McKnighgt, Tom. Feral Livestock in Anglo-America. California: University of California Press, 1964.
Lua MLA (9ú heag.)McKnighgt, Tom. Feral Livestock in Anglo-America. University of California Press, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.