By Adolphe Tanquerey.
Westminster, MD: Newman, 1932.
For print version locations, see the
UofT Library Catalogue.
A handbook covering the general principles of the spiritual life and each of its three stages as conceived in the traditional manner (purgative, illuminative, unitive). Excellent bibliographies.
The online version is available on the Internet Archive, a trusted source, but one for which it is necessary to create a free account and login.