His México en crisis, c1982: t.p. (Armando Ayala Anguiano)

LC data base, 6-29-83 (hdg.: Ayala Anguiano, Armando)

Wikipedia, 20 December 2017 (Armando Ayala Anguiano; born 27 May 1928 in Guanajuato, Mexico; died 15 November 2013 in Malinalco, Mexico; independent journalist, historian, editor, businessman, novelist)

Historia esencial de México, 2003: t.p. (Armando Ayala Anguiano) de portada

Biblioteca del congreso (Estados Unidos), 20 noviembre 2019: Catálogo electrónico http://bit.ly/2pAzcND