James Hardt

Identifiers

• Open LibraryOL3764804A

Top Subjects

• Biofeedback training (1)
• Handbooks, manuals, etc (1)
• Biofeedback (Psychology) (1)
• Self-Help / Personal Growth / Memory Improvement (1)
• Self-Help / Personal Growth / General (1)
• Self-Help / Aging (1)
• Neurofeedback (1)