ST – Summa Theologiae of St Thomas Aquinas, translated by the English Fathers of the Dominical Province, Parts I, II- I, II-II and III

CPA – Etienne Gilson, The Christian Philosophy of St. Thomas Aquinas 1956, Notre Dame Press

GaP – God and Philosophy, Etienne Gilson

UoP – The Unity of Philosophy, Etienne Gilson

TD3 – Hans Urs Von Balthasar, Theo-Drama- Theological dramatic Theory III. Dramatic Personae: Persons in Christ, Ignatius Press 1992

JoN (Pt. I&II)– Jesus of Nazareth, Joseph Cardinal Ratzinger, Pope Benedict XVI, Bloomsbury Press, London 2007

SoL – Spirit of the Liturgy, Joseph Cardinal Ratzinger, Ignatius Press, San Fransisco, 2000

CCC – Catechism of the Catholic Church, Doubleday, NY 1995

FCF – Foundations of theChristian Faith, Karl Rahner, Seabury Press 1978 N.Y.

CoF – Karl Rahner, The Content of Faith, Crossroads Publishing Company, N.Y. 1993

TI – Theological Investigations, Karl Rahner (as excerpts taken from CoF).

TAD – Jacques Maritain, The Angelic Doctor: The Life and Thought of Saint Thomas Aquinas.

JPA – Anthology, Josef Pieper Ignatius Press SF, 1989

JHC – Happiness & Contemplation, Josef Pieper St. Augustine’s Press, Indiana, 1979

AES – Aquinas, Eleanore Stump

JNDK – JND Kelly Early Christian Doctrines, 4^th ed. 1968 pub. Adam and Charles Black, London

All Bible references are from the NRSV translation unless otherwise indicated