Sacrae Congregationis de Propaganda Fide Memoria Rerum : 350 Anni a Servizio delle Missioni ; 350 Jahre im Dienste der Weltmission ; 350 years in the service of the missions ; 350 ans au service des missions. - Metzler, Josef, O.M.I., 1921-2012 (Casa Editrice Herder, 1973)