Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam & United States Catholic Conference. (1967). Directory for the application of the decisions of the Second Ecumenical Council of the Vatican concerning ecumenical matters. United States Catholic Conference.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিCatholic Church. Secretariatus ad Christianorum Unitatem Fovendam এবং United States Catholic Conference. Directory for the Application of the Decisions of the Second Ecumenical Council of the Vatican Concerning Ecumenical Matters. [Washington, D.C.]: United States Catholic Conference, 1967.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিCatholic Church. Secretariatus ad Christianorum Unitatem Fovendam এবং United States Catholic Conference. Directory for the Application of the Decisions of the Second Ecumenical Council of the Vatican Concerning Ecumenical Matters. United States Catholic Conference, 1967.