Petre, M. D. (1907). Catholicism and independence: Being studies in spiritual liberty. Longmans, Green.
Lua i Stíl Chicago (17ú heag.)Petre, Maude Dominica. Catholicism and Independence: Being Studies in Spiritual Liberty. London ; New York: Longmans, Green, 1907.
Lua MLA (8ú heag.)Petre, Maude Dominica. Catholicism and Independence: Being Studies in Spiritual Liberty. Longmans, Green, 1907.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.