Il santo pontefice romano Pio 10. - Vian, Nello, <1907-2000>. (OLS)http://semarc/name/4389; Matt, Leonard : von. (OLS)http://semarc/name/22116 (Stringa,, 1954)
Keywords: Pio X <papa; 1835-1914>. (OLS)http://semarc/subject/2400