APA (7th ed.) Citation

O'Hagan, W. (1946). Why a catholic should be a socialist.

Chicago Style (17th ed.) Citation

O'Hagan, Walter. Why a Catholic Should Be a Socialist. o.O, 1946.

MLA (9th ed.) Citation

O'Hagan, Walter. Why a Catholic Should Be a Socialist. 1946.

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