- The Essential Guide to Crystals, Minerals and Stones
- Chakra Awakening: Transform Your Reality Using Crystals, Color, Aromatherapy & the Power of Positive Thought
- The Essential Guide to Aromatherapy and Vibrational Healing
- Color Your Life with Crystals: Your First Guide to Crystals, Colors and Chakras
- The Essential Guide to Everyday Angels
- Max Freedom Long
- Dianne M. Connelly
- Peter W. Flint
- Reginald A. Ray
- Nigel Strudwick
- Eugene Ulrich
- Martin G. Abegg Jr.
- Saul Goodman
- Frater Achad
- Samael Aun Weor
- Jeanne Simonelli
- Cathy Meeus
- Sangharakshita
- Serge V. King
- Sharon Seivert
- Jean Bottéro
- Betty De Shong Meador
- Elaina Kenyon
- Katharine Doob Sakenfeld
- Shashi Bhushan Dasgupta