DIBBLE R. A., John Henry Newman: The Concept of Infallible Doctrinal Authority.
Dissertation, Catholic University of America Press., 1956, 319 p.
DIBLE R.A., John Henry Newman: the Concept of Infallible Doctrinal Authority.
Dissertation in Fac. Theol. Washington, The Catholic University of America Press, 1955, xix + 319 pp.
KNIGHT H.A., A neglected early work of John Henry Newman the “Lectures on Justification”:
a Study of their Doctrine of Grace. Thesis submitted to the Theol. Faculty. of Lyon, Lyon 1951, v + 106 pp.