1.Healing Crystals-The A-Z Guide To 430 Gemstones

    Michael Gienger

Earthdancer Books Findhorn Press

ISBN N-1-84409067-1

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2.The Crystal Bible- a definitive guide to crystals

Judy Hall

A  Godsfield Book- Godsfield Press

ISBN 1-84181-175-0

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3.love Is In The Earth- Melody-Earthlove

Publishing House USA

ISBN 0-962-8190-3-4

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4 Crystals and Crystal Healing

Hermes House

ISBN 1-84081-380-6

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5.The Informed Choice 

Kima Global Publishers

ISBN 0-9584493-7-6

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6.The Celestine Prophecy

Bantam Books

ISBN 0-553-40902-6

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7.The Tenth Insight 

Bantam Books

ISBN 0-553-50440-1

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8.Colours and Numbers

Hay House

ISBN 1-4019-0112-3

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