- PAGAN BRITAIN, Ronald Hutton, Yale University Press, 2013
- THE NAKED HERMIT; A journey to heart of Celtic Britain, Nick Mayhew-Smith, S.P.C.K, 2019
- INTO THE FOREST; How trees can help you find Health and Happiness, Dr Qing Li, Penguin Life, 2019
- ELEMENTS OF THE GODDESS, Catlin Matthews, Element books, 1993
- THE HISTORY AND ORIGINS OF DRUIDISM, Lewis Spence, Rider & Co., 1949
- SPIRITS OF THE SACRED GROVE, Emma Restall-Orr, Thorsons, 1998
- LIVING DRUIDRY; Magical spirituality for the wild soul, Emma Restall-Orr, Piatkus, 2004
- LIVING WITH HONOUR; A pagan ethics, Emma Restall-Orr, O Books 2007
- THE WAKEFUL WORLD, Animism, Mind and the Self in Nature, Emma Restall-Orr, Moon Books, 2012
- THE DRUID WAY, Philip Carr-Gomm, Element books, 1993
- DRUID MYSTERIES; Ancient wisdom for the 21st Century, Philip Carr-Gomm, Rider, 2002
- THE BOOK OF ENGLISH MAGIC, Philip Carr-Gomm & Richard Heygate, John Murray 2009
- NATURAL MAGIC; Doreen Valiente, Hale, 1975
- NORTH STAR ROAD; Shamanism, Witchcraft & the Otherworld Journey, Llewellyn, 1996
- APOCALYPTIC WITCHCRAFT, Peter Grey, Scarlet Imprint, 2013
- LATE QUATERNARY ENVIRONMENTAL CHANGE; Physical and human perspective, Martin Bell & Michael J C Walker, Longman 1996
- THE NEOLITHIC REVOLUTION, Sonia Cole, British Museum, 1970