United States Catholic Conference. Department of Education. (1980). An introduction to Sharing the light of faith: National catechetical directory for Catholics of the United States. United States Catholic Conference, Dept. of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States Catholic Conference. Department of Education. An Introduction to Sharing the Light of Faith: National Catechetical Directory for Catholics of the United States. Washington (D.C.): United States Catholic Conference, Dept. of Education, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States Catholic Conference. Department of Education. An Introduction to Sharing the Light of Faith: National Catechetical Directory for Catholics of the United States. United States Catholic Conference, Dept. of Education, 1980.