Haan, E. d. (2021). What works in executive coaching: Understanding outcomes through quantitative research and practice-based evidence. Routledge.
Chicago-Zitierstil (17. Ausg.)Haan, Erik de. What Works in Executive Coaching: Understanding Outcomes Through Quantitative Research and Practice-based Evidence. London ; New York, NY: Routledge, 2021.
MLA-Zitierstil (9. Ausg.)Haan, Erik de. What Works in Executive Coaching: Understanding Outcomes Through Quantitative Research and Practice-based Evidence. Routledge, 2021.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.