Geothermal Systems and Energy Resources: Turkey and Greece

Geology: A Complete Introduction: Teach Yourself: A step-by-step Teach Yourself guide to use at home, school or college

The Problem of Increasing Human Energy: With Special Reference to the Harnessing of the Sun's Energy

Earth: An Intimate History

Climate Change and its Effects on Water Resources: Issues of National and Global Security

The True Wireless

Renewable Energy Engineering

UNIVERSE

Energy and Civilization: A History

Crystal Healing: The Ultimate Guide on the Power of Crystals (Harness the Power of Crystals and Sacred Geometry for Manifesting Abundance)

Crystal Healing: Heal Yourself With Crystals and Healing Stones (Strategies to Transform Your Health With the Power of Stone Magic)

Crystal Healing: A Beginners Guide on Using Earth Energies for Healing (How to Use Stress and Anxiety Management, and Development of Your Intuition)

Energy for Future Presidents: The Science Behind the Headlines

Renewable Energy Resources

Microalgae Cultivation for Biofuels Production

Substation Automation Systems: Design and Implementation

The Geology of the Canary Islands

Artificial Intelligence for Digitising Industry – Applications

Internet of Things – The Call of the Edge: Everything Intelligent Everywhere