Hans Küng, Ser cristiano,c1983: title page (José Luis Illanes Mestre) cover (José Luis Illanes Maestre)
LC data base, August 10, 1984 (hdg.: Illanes, José Luis, 1933- ; usage: J.L. Illanes, José Luis Illanes Maestre)
Teología y faculdades de teología, 1991: title page (José Luis Illanes)
Biblioteca Nacional de España online catalog, viewed May 6, 2020 (authorized access point: Illanes Maestre, José Luis (1933-); other data in authority record: priest, writer and theologian; born 1933 in Sevilla; professor of theology at the Universidad de Navarra) http://datos.bne.es/persona/XX944263.html
Spanish Wikipedia, viewed May 6, 2020 (José Luis Illanes Maestre; born December 26, 1933, in Sevilla; Spanish theologian; professor emeritus at the Universidad de Navarra; ordained to the Catholic priesthood on August 14, 1960; member of Opus Dei)