APA (7th ed.) Citation

Watt, L. (1950). Pope Pius XI and social reconstruction. An introduction to the Encyclical Quadragesimo Anno. Oxford.

Chicago Style (17th ed.) Citation

Watt, Lewis. Pope Pius XI and Social Reconstruction. An Introduction to the Encyclical Quadragesimo Anno. Oxford, 1950.

MLA (8th ed.) Citation

Watt, Lewis. Pope Pius XI and Social Reconstruction. An Introduction to the Encyclical Quadragesimo Anno. Oxford, 1950.

Warning: These citations may not always be 100% accurate.