Stephen R. Covey
Os 7 Hábitos das Pessoas Altamente Eficazes
Lições poderosas para a mudança pessoal
Simon & Schuster, 2020
Great Work, Great Career
How to Create Your Ultimate Job and Make an Extraordinary Contribution
FranklinCovey Publishing, 2009
Predictable Results in Unpredictable Times
How to Win in Any Environment
FranklinCovey Publishing, 2009