Leone 10. - Pastor, Ludwig : von <1854-1928>. (OLS)http://semarc/name/610; Mercati, Angelo, <mons., 1870-1955>. (OLS)http://semarc/name/1305 (Storia dei papi)
Keywords: Leone X <papa; 1475-1521>. (OLS)http://semarc/subject/4945