Roman Tschäppeler

Libros

El pequeño libro de la comunicación eficaz El pequeño libro de la comunicación eficaz
El pequeño libro de la comunicación eficaz
2019
The Communication Book The Communication Book
The Communication Book
2018
The Decision Book The Decision Book
The Decision Book
2023
The Question Book The Question Book
The Question Book
2024
The Collaboration Book The Collaboration Book
The Collaboration Book
2024
The Test Book The Test Book
The Test Book
2024