On the development of peoples.
Subtitle: Populorum progressio.
By: [Encyclical letter of His Holiness Pope Paul VI, March 26, 1967]
Publisher: United States Catholic Conference
Published: 1967
Place of publication: Washington
Language: eng
Number of pages: 61
Subjects: Church and social problems -- Catholic Church -- Papal documents.; Developing countries.
Work titles: Populorum progressio.