Cita APA (7a ed.)

Groome, T. H., & Horell, H. D. (2003). Horizons & hopes: The future of religious education. Paulist Press.

Cita Chicago Style (17a ed.)

Groome, Thomas H., y Harold Daly Horell. Horizons & Hopes: The Future of Religious Education. New York ; Mahwah (New Jersey): Paulist Press, 2003.

Cita MLA (9a ed.)

Groome, Thomas H., y Harold Daly Horell. Horizons & Hopes: The Future of Religious Education. Paulist Press, 2003.