por Kasper, Walter , Cardenal, (1933-) | Augustin, George, (1956-) [ed. lit.] | Krämer, Klaus [ed. lit.].
por Kasper, Walter , Cardenal, (1933-) [aut.] | Augustin, George, (1956-) [ed. lit.] | Krämer, Klaus [ed. lit.].