Cardinal José Saraiva Martins, St. Josemaría: God's Instrument for Opus Dei - statement of the Prefect of the Congregation for the Causes of Saints on St. Josemaría and Opus Dei's message of sanctity
Belda, M.; Escudero J.; Illanes, J.L.; & O'Callaghan, P. (Eds.) (1997). Holiness and the World: Studies in the Teachings of Blessed Josemaría Escrivá. Scepter Publications—collection of contributions to a theological symposium; contributors include Ratzinger, del Portillo, Cottier, dalla Torre, Ocariz, Illanes, Aranda, Burggharf and an address by John Paul II ISBN1-890177-04-0
Fuenmayor, Amadeo; Gomez-Iglesias, Valentin; Illanes, Jose Luis (1996). The Canonical Path of Opus Dei. Four Courts Press. ISBN1-85182-221-6—in-depth juridical study
Le Tourneau, Dominique (2002). What Is Opus Dei?. Gracewing. ISBN0-85244-136-3—a basic text; a French scholar's synthesis
Rodriguez, Pedro; Ocariz, Fernando; Illanes, José Luis (1994). Opus Dei in the Church. Four Courts Press. ISBN1-85182-170-8—in-depth ecclesiological study
Romano, Giuseppe (1995). Opus Dei: Who? How? Why?. Alba House. ISBN0-8189-0739-8
Pakaluk, Michael (June 1978). "Opus Dei In Everyday Life". The Family.—a typical day in the life of a member of Opus Dei