Dr. Heinz Peter Wallner

Führungskräftetrainer, Berater, Lektor und Sachbuchautor
4.47 (156 reviews)
3
active courses
0
removed courses
Feb 2020
first content date
Mar 2025
last content date
Dr. Heinz Peter Wallner
1121
total students
156
total reviews
4.47
average rating
15
total content length
Courses
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Dr. Heinz Peter Wallner courses | Comidoc