- Amigo Vallejo, Carlos
Amigo Vallejo, Carlos (Autor Personal)
- Vallejo, Carlos Amigo
- Amigo, Carlos (Amigo Vallejo)
- Amigo Vallejo, C. (Carlos)
Dios clemente y misericordioso, 1981: title page (Carlos Amigo Vallejo, Arzobispo de Tánger) spine (C. Amigo Vallejo)
Islam y cristianismo, 2018: title page (Carlos Amigo Vallejo) back cover (born 1934 in Medina de Rioseco; archbishop of Tangiers)
Biblioteca Nacional de España online catalog, viewed April 14, 2022 (authorized access point: Amigo Vallejo, Carlos (1934-); other data in authority record: born August 23, 1934, in Medina de Rioseco (Valladolid); Spanish Franciscan and cardinal; archbishop emeritus of Seville) https://datos.bne.es/persona/XX873247.html
Spanish Wikipedia, viewed April 14, 2022 (Carlos Amigo; Carlos Amigo Vallejo, O.F.M.; born August 23, 1934, in Medina de Rioseco, Valladolid; Spanish Franciscan; cardinal; entered the Franciscan order on October 16, 1954; archbishop emeritus of Seville; he previously served as archbishop of Tangier, Morocco)
Luces y sombras de la religiosidad popular, 2021: portada (prólogo del cardenal D. Carlos Amigo Vallejo)