Siegfried othmer ph d (2 Ergebnisse)

Paperback. Zustand: As New. No Jacket. Pages are clean and are not marred by notes or folds of any kind. ~ ThriftBooks: Read More, Spend Less.

Zustand: New. Klappentextrnrn Add: The 20-Hour Solution explains how EEG biofeedback (neurofeedback) addresses the underlying problem and characteristics of ADD and ADHD, so that symptoms resolve and tangible improvement results. This book describes the meth.