Toscano, S.: Arte Precolombino de Mexico y de la America Central, 1952; Westheim, P. et al.: Prehispanic Mexican Art, New York, 1972; Smith, B.: Mexico, A history in Art, New York, 1968; Bernal, I.: 100 Great Masterpieces of the Mexican National Museum of Anthropology, New York, 1969; Lothrop, S.K.: Treasures of Ancient America, Geneva, 1964; Anton, F.: Ancient Mexican Art, London, 1969; Anton, F.: Arts of the Maya, New York, 1970; Marquina, I.: Arquitectura Prehispanica, Córdoba, 1964; and seven others of similar interest (15)