TY - BOOK AU - Paul VI TI - Le développement des peuples: : lettre encyclique "Populorum Progressio" PY - 1977/// CY - Kinshasa PB - Éditions Saint Paul-Afrique KW - Church & social problems KW - Catholic Church KW - Papal documents KW - Underdeveloped areas KW - Paul VI KW - Encyclical "Populorum Progressio" ER -