Author

Axel Kowalski

1 book found

Cover of Praxisbuch Biofeedback und Neurofeedback

Praxisbuch Biofeedback und Neurofeedback

Karl-Michael Haus, Carla Held, Axel Kowalski, Andreas Krombholz, Manfred Nowak, Edith Schneider, Gert Strauß, Meike Wiedemann · First published 2013