Brown, R. M., & Weigel, G. (1961). An american dialogue: A Protestant looks at Catholicism and a Catholic looks at Protestantism. Anchor Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brown, Robert McAfee, و Gustave Weigel. An American Dialogue: A Protestant Looks at Catholicism and a Catholic Looks at Protestantism. Nueva York: Anchor Books, 1961.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Brown, Robert McAfee, و Gustave Weigel. An American Dialogue: A Protestant Looks at Catholicism and a Catholic Looks at Protestantism. Anchor Books, 1961.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.