- Author: Andre Young
- Language: English
- Year: 2022
- Author: John C. Maxwell
- Language: Spanish
- Year: 2017
- Author: Thinkers50
- Language: English
- Year: 2017
- Author: Captain D. Michael Abrashoff
- Language: English
- Year: 2008
- Author: Steve Anderson, Karen Anderson
- Language: English
- Year: 2019
- Author: Gordon Leidner
- Language: English
- Year: 2019
- Author: James A. Autry
- Language: English
- Year: 2007
- Author: Mark C. Crowley
- Language: English
- Year: 2022
- Author: Mark Miller
- Language: English
- Year: 2019
- Author: Steve Trimper
- Language: English
- Year: 2020