Martin Giesder
Selbstständiger Unternehmensberater und freier Dozent
3.76 (216 reviews)
1
active courses
0
removed courses
Apr 2020
first content date
Feb 2025
last content date
801
total students
216
total reviews
3.76
average rating
2
total content length
Courses
ISO 9001:2015 Qualitätsmanagement System Auditorenkurs
801
students
2 hours
content
Feb 2025
updated
$13.99
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