Spens, W. (1917). Belief and practice (Ed. 2.). Longmans, Green, and Co..
Lua i Stíl Chicago (17ú heag.)Spens, Will. Belief and Practice. Ed. 2. London ; New York: Longmans, Green, and Co., 1917.
Lua MLA (8ú heag.)Spens, Will. Belief and Practice. Ed. 2. Longmans, Green, and Co., 1917.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.