Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam. (1967). Directory for the application of the Second Ecumenical Council of the Vatican concerning ecumenical matters. Catholic Truth Society.
Chicago Style (17th ed.) CitationCatholic Church. Secretariatus ad Christianorum Unitatem Fovendam. Directory for the Application of the Second Ecumenical Council of the Vatican Concerning Ecumenical Matters. London: Catholic Truth Society, 1967.
MLA (8th ed.) CitationCatholic Church. Secretariatus ad Christianorum Unitatem Fovendam. Directory for the Application of the Second Ecumenical Council of the Vatican Concerning Ecumenical Matters. Catholic Truth Society, 1967.
Warning: These citations may not always be 100% accurate.