Keene, M. (2002). New steps in religious education (3. ed.). Nelson Thornes.
Cita Chicago Style (17a ed.)Keene, Michael. New Steps in Religious Education. 3. ed. Cheltenham: Nelson Thornes, 2002.
Cita MLA (9a ed.)Keene, Michael. New Steps in Religious Education. 3. ed. Nelson Thornes, 2002.
Precaución: Estas citas no son 100% exactas.