Primary source, public domain documents and files relating to cultic phenomenon and the study of religious cults and other kinds of destructive cults.
- Cults: A Conflict Between Religious Liberty and Involuntary Servitude? (1982), Federal Bureau of Investigation
- The Cultic Phenomena: New and Emerging Religious Movements in America (1979), Congressional Research Service
- The Effects of Religious Cults on the Health and Welfare of Their Converts (1977), Congressional Record