Ralph Haenel

• For the First Time Understand Realistic Self-Defense
• Geothermics and geothermal energy
• Handbook of terrestrial heat-flow density determination
• The Urach geothermal project, (Swabian Alb, Germany)
• Atlas of subsurface temperature in the European Community
• Drop Your Pants!
• Novice Gourmet Cookbook
• Practical Strength Training Guide for Self-Defense & Martial Arts
• Schlesisch Deutsche Kueche, Wie Bei Uns Zu Hause Gekocht Wurde
• Siu-Nim-Tau, a Wing Tsun Kung Fu Form