- Inventing Witchcraft
- New Age Almanac
- Moving Into Space (The Myths & Realities of Extra Terrestrial Life)
- Crafting the Art of Magic, Book I: A History of Modern Witchcraft, 1939-1964 (Llewellyn's Modern Witchcraft Series)
- Religious Holidays and Calendars: An Encyclopaedic Handbook (Religious Holidays & Calendars)