APA (7th ed.) Citation

Pius XI, P. (1937). What does the Pope say about Catholic Action?: Some papal pronouncements. Pellegrini.

Chicago Style (17th ed.) Citation

Pius XI, Pope. What Does the Pope Say About Catholic Action?: Some Papal Pronouncements. Sydney: Pellegrini, 1937.

MLA (8th ed.) Citation

Pius XI, Pope. What Does the Pope Say About Catholic Action?: Some Papal Pronouncements. Pellegrini, 1937.