United States Catholic Conference, United States Catholic Conference. Department of Education, & Ciriello, M. J. (1996). The Principal as spiritual leader: Expectations in the areas of faith development, building Christian community, moral and ethical development, history and philosophy (2nd ed.). United States Catholic Conference, Dept. of Education.
Lua i Stíl Chicago (17ú heag.)United States Catholic Conference, United States Catholic Conference. Department of Education, agus Maria J. Ciriello. The Principal as Spiritual Leader: Expectations in the Areas of Faith Development, Building Christian Community, Moral and Ethical Development, History and Philosophy. 2nd ed. Washington, D.C.: United States Catholic Conference, Dept. of Education, 1996.
Lua MLA (8ú heag.)United States Catholic Conference, et al. The Principal as Spiritual Leader: Expectations in the Areas of Faith Development, Building Christian Community, Moral and Ethical Development, History and Philosophy. 2nd ed. United States Catholic Conference, Dept. of Education, 1996.