- The 21 Lessons of Merlyn, A Study in Druid Magic & Lore
- Monroe, Douglas. Llewellyn Publications, St. Paul. 1992. ISBN: 0-87542-496-1.
- The Complete Book of Astrological Geomancy
- Schwei, Priscilla and Pestka, Ralph. Llewellyn Publications: St. Paul, Minnesota. 1990.
ISBN: 0-87542-704-9.
- The Magician's Companion
- Whitecomb, Bill. Llewellyn Publications, St. Paul. 1993. ISBN: 0-87542-868-1.
- The Poet's Secret
- O'Boyle, Sean Dr. Gilbert & Dalton Ltd., Dublin.1980.
- Elizabethan Magic The Art and the Magus
- Turner, Robert. Element Books Limited Longmead. 1989. ISBN: 1-85230-083-3.