Guiding principles of the lay apostolate : address of His Holiness Pope Pius XII to the Second World Congress of the Lay Apostolate, October 5, 1957 ; Appendix : summation of conclusions adopted by the congress.

Eitemau Tebyg

• The lay apostolate, its need today : an address of Pope Pius XII to the World Congress of the Lay Apostolate, October 14, 1951.
  gan: Pius XII, Pope, 1876-1958
  Wedi'i Greu: (1951)
• Guiding principles of the lay apostolate : address of His Holiness Pope Pius XII to the Second World Congress of the Lay Apostolate, October 5, 1957.
  gan: Pius XII, Pope, 1876-1958
  Wedi'i Greu: (1957)
• Guiding principles of the lay apostolate : address of His Holiness Pope Pius XII to the Second World Congress of the Lay Apostolate, October 5, 1957.
  gan: Pius XII, Pope, 1876-1958
  Wedi'i Greu: (1957)
• What is the lay apostolate? : taken from Vatican II's Decree on the Apostolate of the Laity - Apostolicam Actuositatem /
  Wedi'i Greu: (1979)
• On psychotherapy and religion : an address of His Holiness Pope Pius XII to the fifth International Congress on Psychotherapy and Clinical Psychology, April 13, 1953.
  gan: Pius XII, Pope, 1876-1958
  Wedi'i Greu: (1953)