APA

[Pius XI P., . (1936). Encyclical letter of His Holiness Pius XI by divine providence Pope to our venerable brethren the archbishops and bishops of the United States of America and to the other ordinaries enjoying peace and communion with the apostolic see on the Motion picture. Vatican: Vatican Polyglot Press.

Chicago

[Pius XI Pope], . 1936. Encyclical letter of His Holiness Pius XI by divine providence Pope to our venerable brethren the archbishops and bishops of the United States of America and to the other ordinaries enjoying peace and communion with the apostolic see on the Motion picture. Vatican: Vatican Polyglot Press.

Harvard

[Pius XI P., . (1936). Encyclical letter of His Holiness Pius XI by divine providence Pope to our venerable brethren the archbishops and bishops of the United States of America and to the other ordinaries enjoying peace and communion with the apostolic see on the Motion picture. Vatican: Vatican Polyglot Press.

MLA

[Pius XI Pope], . Encyclical letter of His Holiness Pius XI by divine providence Pope to our venerable brethren the archbishops and bishops of the United States of America and to the other ordinaries enjoying peace and communion with the apostolic see on the Motion picture. Vatican: Vatican Polyglot Press. 1936.