Rickaby, J. (1898). Socialism (4th ed., rev.). Catholic Truth Society.
Lua i Stíl Chicago (17ú heag.)Rickaby, Joseph. Socialism. 4th ed., rev. London: Catholic Truth Society, 1898.
Lua MLA (8ú heag.)Rickaby, Joseph. Socialism. 4th ed., rev. Catholic Truth Society, 1898.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.