Tham khảo Bò_sừng_dài_Texas

  • Will C. Barnes, "Wichita Forest Will Be Lair of Longhorns", The Cattleman, April 1926.
  • Dan Kilgore, "Texas Cattle Origins", The Cattleman, January 1983.
  • James Westfall Thompson, History of Livestock Raising in the United States, 1607-1860 (Washington: U.S. Department of Agriculture, 1942).
  • James Frank Dobie, The Longhorns (Austin, Texas: University of Texas Press, 1980) (ISBN 029274627X).
  • Don Worcester, The Texas Longhorn: Relic of the Past, Asset for the Future (College Station: Texas A&M University Press, 1987) (ISBN 0890966257).
  • Premier Longhorns-Information About Texas Longhorns