BRICKEL A. G., Cardinal Newman’s Theory of Knowledge.
The American Catholic Quarterly Review XLIII (1918) 507-518, 645-653.
PEABODY Fr. G., University Preaching.
Harvard Theological Review, 9 (Ap 1916) 2, 145-156.
ALLISON W. H., Was Newman a Modernist?
The American Journal of Theology, 14 (Oct 1910) 4, 552-571.
HORR G. E., Bishop Butler and Cardinal Newman on Religious Certitude.
Harvard Theological Review, 1 (1908) 3, 346-361.
TOOHEY J.T., An Indexed Synopsis of An Essay in Aid of a Grammar of Assent by John Henry Cardinal Newman.
Longmans, Green and Co, London 1906, p. 220.
WARD W., Newman and Sabatier.
Fortnightly Review 69 (1901) 808-822.
BERNHARD J.H., The Works of Bishop Butler
Macmillan and Co, London 1900. 313 pp.
NEWMAN J. H., Dr. Russell of Maynooth.
VII. Correspondence with Cardinal Newman. The Irish Monthly, Vol. 20, (Sep. 1892) 231, 485-496.
BEDFORD H., Cardinal Newman.
The Irish Monthly, Vol. 7 (1879) 169-176.
HUNT J., John Henry Newman, D. D. A Psychological Study.
The Contemporary Review (Dec 1, 1875) 27, 764-779.