APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (8. izdanje)

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