00339nam a22000977a 4500082002100000100001800021245009400039260004900133300002000182650003900202  a262.11 B463 20111 aBenedict XVI.1 aMotu Proprio Data Porta Fidei :bapostolic letter of the supreme pontiff /cBenedict XVI.  a[s.l.] :bLibreria Editrice Vatican,cc2011.  a24 p. ;b22 cm.14aApostolic successionxEcclesiology