Roman Tschäppeler

The Decision Book: Fifty Models for Strategic Thinking

Roman Tschäppeler

$4.19 - $14.67

The Communication Book: 44 Ideas for Better Conversations Every Day

Roman Tschäppeler

$15.34

The Question Book: What Makes You Tick?

Roman Tschäppeler

$4.19 - $4.69

The Change Book: Fifty Models to Explain How Things Happen

Roman Tschäppeler

$5.99 - $14.69

Das Testbuch

Roman Tschäppeler

$6.79 - $14.69

To Do: 41 Tools to Start, Stick With, and Finish Things

Roman Tschäppeler

$15.11

The Collaboration Book: A Guide to Achieving Great Things Together

Roman Tschäppeler

$15.11