"Greer delivers a well researched, informative, and unbiased encyclopedia... Highly recommended for all public libraries and where interest merits."—Library Journal
"This beautifully executed encyclopedia stands out as a valuable addition to anyone's library and an exclusive gift for all people interested in the occult, history, or metaphysics or who just have curious minds."—New Age Retailer
"This is an important source for libraries to have in their collections to assist anyone seeking information about the many aspects of occult traditions."—Booklist
"A very useful source book and reference guide to magic, alchemy, astrology, divination, tarot, palmistry, geomancy and magical orders...Recommended."—Pagan Dawn Book Reviews
"A must for the bookshelf of everyone from the serious student to the casually curious. Five pentacles out of five."—Diva Digest
"...worth reading from cover to cover...a valuable resource for having all the information collected in one place."—The Wiccan/Pagan Times
"A comprehensive reference book...History, folklore, philosophies, and practices blend in a fine and absorbing reference."—Midwest Book Review
"It is a very useful reference book and is recommended."—The Cauldron
"History, folklore, philosophies, and practices blend in a fine and absorbing reference."—The Bookwatch
"A major reference for any serious student of the occult as a part of history and religion."—The Small Press Book Review
"This is a very insightful, well-researched, educational, and comprehensive guide for practitioners everywhere."—Magickal Ancient Realms
"If you have only one occult reference book in your library, this should certainly be it....It is a brilliant reference guide on alchemy, astrology, divination, magic, and much, much more. What makes it even more valuable is that it points out errors in previous writings....The only drawback to owning this book is that it's addictive! You won't want to put it down."—Psychic Quarterly
"This is an excellent reference book...It certainly is extensive and...definitely a bargain at the price. Top recommendation for any good (or organizational) library."—The Unicorn
"I found his definitions on target each and every time. I believe he has brought a new and legitimate perspective to this type of book, which in the past has been mediocre at best...I can say without reservation that all students of the occult should avail themselves of this work. It will be an excellent addition and resource for the occult library."—Occult World Ledger
"…By dispelling much of the misinformation associated with the occult and citing major grimoires, this work can help readers develop a basic understanding of the occult and guide them in pursuing further research on arcane subjects. Essential."—Choice: Current Reviews for Academic Libraries