00556nam a2200157Ia 4500001000700000003000500007005001700012008004100029110006200070240003100132245007100163260005100234300001100285500004500296650005700341142472BIBL20180405092420.0770628s1963    sp            000 0 spa  20aCatholic ChurchbPope (1958-1963 : John XXIII)wcn2Local10aMater et magistra. Spanish00aComentarios a la Mater et magistracby a group of Catholic authors0 aMadridbBiblioteca de Autores Cristianosc1963  a769 p.  aText of encyclical in Spanish and Latin. 0aChurch and social problems.xCatholic Church.2Local