Company Company, Concepción (Nombre personal)

Amor y cultura en la edad media, 1991: portada (Concepción Company Company)

Palabra e imagen en la Edad Media, 1993: portada (Concepción Company) p. vi (Concepción Company Company)

Sintaxis histórica de la lengua española, 2006: portada (Concepción Company Company) t.p. verso (CIP: Company Company, Concepción)

Middlebury College website, May 20, 2009: language schools (Concepción Company Company was born in Madrid, Spain, and lives in Mexico since 1975; since 1978 she has Mexican nationality; she is full professor at the Universidad Nacional Autónoma de México; author of 6 books, editor of 24, and more than 60 articles and chapters in books)

VIAF, sitio web, 30 enero 2018: (puntos de acceso: Company Company, Concepción; Company Company, Concepción, 1954-) https://viaf.org/viaf/69103538/#Company_Company,_Concepci%C3%B3n