ATD

Bücher
10 Steps to Successful Presentations, 2nd Edition 10 Steps to Successful Presentations, 2nd Edition
10 Steps to Successful Presentations, 2nd Edition
2019
10 Steps to Successful Facilitation, 2nd Edition 10 Steps to Successful Facilitation, 2nd Edition
10 Steps to Successful Facilitation, 2nd Edition
2018