Williams, R. R. (1968). Word and sacrament: Papers and discussions at the second theological conference between representatives of the Church of England and of the Evangelical Church in Germany. S.P.C.K..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Williams, R. R. Word and Sacrament: Papers and Discussions at the Second Theological Conference Between Representatives of the Church of England and of the Evangelical Church in Germany. London: S.P.C.K., 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Williams, R. R. Word and Sacrament: Papers and Discussions at the Second Theological Conference Between Representatives of the Church of England and of the Evangelical Church in Germany. S.P.C.K., 1968.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.