1. Religion and the American Experience: A Century After
2. Barker, E. 1992. New Religious Movements: A Practical Introduction. London: HMSO.
3. CANA. 1999. A Paper for Dialogue. Exploring Ways Forward for Christianity into the Twenty-First Century. Oxford: CANA.
4. Clarke, P.B. 1996. Why NRMs succeed or fail. London: paper delivered at the King's College social sciences and anthropology postgraduate seminar, 12 December.