Resonate For Anyone Who Wants To Build An Audience: For Anyone Who Wants To Build An Audience Wolf Alex Heftet / 2024 / Engelsk
Kompetenzen von Führungskräften öffentlicher Unternehmen in Personalentscheidungen Wolf Alex Heftet / 1997 / Tysk
Training for the Complete Rower A Guide to Improving Performance Thompson, Paul Heftet / 2016 / Engelsk
