Butler, T. F. (1890). The principle of authority: Churches and pastors, the Church, its authority. Catholic Truth Society of America.
Čikaški stil citiranja (17. izdanje)Butler, Thomas F. The Principle of Authority: Churches and Pastors, the Church, Its Authority. St. Paul, Minn.: Catholic Truth Society of America, 1890.
MLA način citiranja (8. izdanje)Butler, Thomas F. The Principle of Authority: Churches and Pastors, the Church, Its Authority. Catholic Truth Society of America, 1890.
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