Epistola A. R. P. N. Wlodimiri Ledóchowski, ad Patres et Fratres Societatis Iesu, de novis canonibus qui nos propius attingunt - Ledóchowski, Wlodimiro (S.I.) 1866-1942 (Oniae Typis priv. Collegii, 1918)
Keywords: Jesuitas -- -Instituto -- -Estudios