Occult Keys and Ciphers. John Ashburn a long time collabrator of C.G. Jung wrote this standard in 1935 after combining insights from Jainism and Jung's Archetypes. ISBN-11:07387208232
Conjuring Spirits: Texts and Traditions of Late Medieval Ritual Magic. Claire Fanger (Editor). Conjuring Spirits contains both general surveys and analyses of magical texts and manuscripts by distinguished scholars in a variety of disciplines. ISBN-10:0271025174
Cunningham's Encyclopedia of Magical Herbs.Scott Cunningham This book has become a classic in its field. Paul Beyerl, a respected author on herbs calls it "...an essential reference book by students of herbalism and magick alike ... Scott's personable charm touches every page... I highly recommend this book." ISBN-10:1875421229