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Unfolding the Napkin: The Hands-On Method for Solving Complex Problems with Simple Pictures
New €25.00
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Book€14.99
You save €10.01 (40%)
New €25.00€14.99

The Back of the Napkin (Expanded Edition): Solving Problems and Selling Ideas with Pictures
New €29.50
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Book€26.99
You save €2.51 (8%)
New €29.50€26.99

The Back of the Napkin: Solving Problems and Selling Ideas with Pictures
Book€8.49
€8.49