Pacem in Terris (April 11, 1963) [English, French, German, Hungarian, Italian, Latin, Portuguese, Spanish] Paenitentiam Agere (July 1, 1962) [English, Italian, Latin, Portuguese, Spanish] Aeterna Dei Sapientia (November 11, 1961) [English, Italian, Latin, Portuguese, Spanish] Mater et Magistra (May 15, 1961) [English, French, German, Italian, Latin, Portuguese, Spanish] Princeps Pastorum (November 28, 1959) [English, Italian, Latin, Portuguese, Spanish] Grata Recordatio (September 26, 1959) [English, Italian, Latin, Portuguese, Spanish] Sacerdotii Nostri Primordia (August 1, 1959) [English, French, Italian, Latin, Portuguese, Spanish] Ad Petri Cathedram (June 29, 1959) [English, Italian, Latin, Portuguese, Spanish]