APA (7th ed.) Citation

O’Casey, S. (1919). The story of the Irish citizen army, by P. O'Cathasaigh. Dublin and London.

Chicago Style (17th ed.) Citation

O’Casey, Sean. The Story of the Irish Citizen Army, by P. O'Cathasaigh. Dublin and London, 1919.

MLA (8th ed.) Citation

O’Casey, Sean. The Story of the Irish Citizen Army, by P. O'Cathasaigh. Dublin and London, 1919.