A manual of modern scholastic philosophy - Higher Institute of Philosophy, Louvain; Arendt, A.; Coffey, Peter, 1876-1943; De Wulf, Maurice, 1867-1947; Halleux, Jean, 1868-1936; Mercier, Désiré-Joseph, 1851-1926; Parker, S. A.; Parker, Thomas Leo (London : Kegan Paul, Trench, Trubner, 1917)
2. Natural theology (theodicy), logic, ethics, history of philosophy