Author
M
Mandalka, Gerhard J.
5 Publications
With proper training to more energy and health: Muscles with brains and energy to enjoy! Avoid training mistakes, reduce your weaknesses and strengthen your physical and mental performance.
Mandalka, Gerhard J.
imPOSSIBLE GOALS: How to lose bad habits and develop powerful skills using special methods of positive psychology and NLP
Mandalka, Gerhard J.
Fit und aktiv das eigene Leben gestalten: Muskeln mit Hirn und Leben voller Energie
Mandalka, Gerhard J.
UnMögliche Ziele:
Mandalka, Gerhard J.
Life in Work®: Wir leben auch während der Arbeit, die Absage an die Work-Life-Balance
Mandalka, Gerhard J.