Brian Tracy Bücher
Eat that Frog
2019
Keine Ausreden!
2011
Das Maximum-Prinzip
2003
Ziele
2018
The Power of Self-Confidence
2012
Get Smart!
2016
Il segreto è credere in se stessi
2013
Maximum Achievement
2011
Master Your Time, Master Your Life
2016
Si lo crees, lo creas
2018
Kiss That Frog!
2012
21 Segreti del successo dei self-made millionaires
2015
Thinking Big
1998
No Excuses!
2023
Le pouvoir de la confiance en soi
2023