Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam & Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam. (1970). Directory for the application of the decisions of the Second Vatican Council concerning ecumenical matters, April 16, 1970. National Conference of Catholic Bishops.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিCatholic Church. Secretariatus ad Christianorum Unitatem Fovendam এবং Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam. Directory for the Application of the Decisions of the Second Vatican Council Concerning Ecumenical Matters, April 16, 1970. Washington, D.C.: National Conference of Catholic Bishops, 1970.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিCatholic Church. Secretariatus ad Christianorum Unitatem Fovendam এবং Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam. Directory for the Application of the Decisions of the Second Vatican Council Concerning Ecumenical Matters, April 16, 1970. National Conference of Catholic Bishops, 1970.