Ab morgen: 7 Schritte zu dauerhafter Veränderung - Dinge erledigen und mehr Spaß haben!
21,48 €
This workbook provides a 7-step, no willpower required, paint-by-numbers plan to develop new habits. This straight-forward approach, presented with a light-hearted touch, is based on empirically sound and effective principles of learning and behavior change.
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