25.12.4
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Suggested Credentials
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DA
Duc Au
1 Credential
1 Issuer
Johanna Ziege, Director Executive Education
Certificate
This is to certify that
Duc Au
has completed the
Negotiations Program
May 8, 2025 – May 9, 2025
at WHU – Otto Beisheim School of Management
Düsseldorf, Germany / May 9, 2025
Negotiations Program
May 9, 2025
WHU Executive Education
