All reviews for Auf Der Serviette Erklärt Arbeitsbuchso Lösen Sie Komplexe Probleme Mit Einfachen Zeichnungen (2009)
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Great supplement to Back of the Napkin. You, too, can doodle with purpose.
Simple, yet brilliant. I use the principles from this book all the time.
Great methods but I think I won't use them much in the daily business.
very good....look forward to reading his later book!
Started 9/5/2011