is the English version of the Roman Catholic Ordo initiationis christianae adultorum (1972) for the admission of adults into the Church by catechumenate and initiation (baptism, confirmation, first communion), published in 1985 by the International Committee on English in the Liturgy (subsequently dissolved by Rome).
Bibliography
The Rites of the Catholic Church, publ. International Committee on English in the Liturgy, vol. I, 1990.