[157] Cf. Paul VI, Encyclical Letter 42: 278. , loc. cit., [158] Cf. Benedict XVI, Encyclical Letter 35: 1013-1014. , loc. cit., [159] Paul VI, Encyclical Letter 42: 278. , loc. cit., © Copyright 2009 - Libreria Editrice Vaticana
[157] Cf. Paul VI, Encyclical Letter , 42: loc. cit., 278. [158] Cf. Benedict XVI, Encyclical Letter , 35: loc. cit., 1013-1014. [159] Paul VI, Encyclical Letter , 42: loc. cit., 278. © Copyright 2009 - Libreria Editrice Vaticana