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20 minutes to a top performer : three fast and effective conversations to motivate, develop, and engage your employees
Vengel, Alan, (2010)
Secrets of success in coaching : 12 ways to excel as a coach
Cope, Mick, (2010)
Coaching-Praxis : Führungskräfte professionell begleiten, beraten und unterstützen
Vogelauer, Werner, (1998)
Coaching understood : a pragmatic inquiry into the coaching process
Cox, Elaine, (2012)
Developmental coaching
Cox, Elaine, (2010)