00378nam a2200181Ia 4500003000900000008004100009040001300050040001300063041000900076100001700085245003400102250000900136260001500145260000900160300001100169300001000180490000600190IT-RoPAU120407s9999    xx            000 0 und d  aIT-RoPAU  cIT-RoPAU  alat   aLouis Billot  aDe immutabilitate traditionis  aRoma  aGregoriana  c1929  a172 p.  c22 cm  v1