Lua APA (7ú heag.)
Crawford, M. (1976). The Tlaxcaltecans: Prehistory, demography, morphology and genetics. University of Kansas.
Lua i Stíl Chicago (17ú heag.)
Crawford, M.H. The Tlaxcaltecans: Prehistory, Demography, Morphology and Genetics. Lawrence, Kansas: University of Kansas, 1976.
Lua MLA (9ú heag.)
Crawford, M.H. The Tlaxcaltecans: Prehistory, Demography, Morphology and Genetics. University of Kansas, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.