United States Catholic Conference. Department of Education. (1980). Norms and guidelines for catechetical planners: Sharing the light of faith : national catechtical directory for Catholics of the United States. Publications Office, U.S. Catholic Conference.
Παραπομπή σε μορφή Chicago (17η εκδ.)United States Catholic Conference. Department of Education. Norms and Guidelines for Catechetical Planners: Sharing the Light of Faith : National Catechtical Directory for Catholics of the United States. [Washington, D.C.]: Publications Office, U.S. Catholic Conference, 1980.
Παραπομπή σε μορφή MLA (8th εκδ.)United States Catholic Conference. Department of Education. Norms and Guidelines for Catechetical Planners: Sharing the Light of Faith : National Catechtical Directory for Catholics of the United States. Publications Office, U.S. Catholic Conference, 1980.