United States Catholic Conference. Department of Education. Catechetical Sunday.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States Catholic Conference. Department of Education. Catechetical Sunday. Washington : United States Catholic Conference, Dept. of Education.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States Catholic Conference. Department of Education. Catechetical Sunday.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.